chaintuts

A bassist playing a riff on a 5 string Jazz Bass.

A guitarist playing a Riff on an F325 acoustic guitar.

A guitarist playing a Riff on an SG.

Some riffing in the office. Been playing a lot this winter, enjoying writing little riffs and learning favorite songs.

#guitar
#bass
#squier
#epiphone
#yamaha

A snowboarder turning in powder through the trees

A skier turning in powder through the trees.

A skier 5050 grinding a box in a backyard park

A snowboarder 5050ing a box in a backyard park.

Adventures in Pittsburgh Snowmageddon. Backyard and North Park.

#snowboarding
#skiing

Digital Sovereignty Check out this great listen on Audible.com. "Knowledge builds confidence, and confident users can stand up to the threats that face them." For users of crypto assets such as Bitcoin, Ethereum, Litecoi...

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Thank you so much to Hackers Guild PGH for having me tonight to speak on everyday cryptography! Thank you everyone for the engaging questions and discussions.

This conference was so refreshing.

#cryptography
#hackersguild
#hackerconference
#speaking
#learning

I'm excited to share I'll be speaking at the Hackers Guild PGH 2025 Guild Con next Saturday, Nov 22. I'll be covering Cryptography for Hackers and Engineers, an all-level introduction to the cryptography we use every day!

#cryptography
#hackersguild
#techeducation

An Epiphone SG standard on a chair

A 5 string Squier Jazz Bass on a chair

An Epoch (Gibson/Baldwin) LP4 and Dean Edge 9 on a chair.

A Yamaha F325 acoustic leaning up against a chair with an Epoch LP4 and Dean Edge 9 bass

A 5 string Squier Jazz Bass and Epiphone SG sitting on a chair

A 5 string Squier Jazz Bass, Epiphone Sg, Yamaha F325 acoustic leaning on the office wall

A 5 string Squier Jazz Bass, Epiphone Sg, Yamaha F325 acoustic, Epoch LP4, and Dean Edge 9 leaning on the office wall

A Hartke bass Amp with Boss super overdrive and Nux tuner pedal

Occasional bedroom (office?) musician off and on since I was a kid. I've been enjoying playing this indoor cozy season.

#guitar
#bass

A climber working up a 5.10b overhanging lead route

A wide shot of a climber and belayer on an overhanging lead wall.

A climber on a short overhanging top rope route looking back at belayer at smiling.

A climber and belayer tied in preparing to lead.

A climber twisting their hips on a 5.10c vertical route.

A climber stepping on a 5.10a lead.

A climber working up an overhanging lead wall.

A climber pulling on a 5.10a vertical route.

Some more recent climbing adventures. Working on lead head and confidence has been helpful.

#climbing

A climber on a purple 5.10d autobelay route, stepping feet high and using small crimpy holds.

A climber working a pink dihedral route, with spread out feet in a drop knee and two underclings.

A climber pulling on a roof boulder and pushing the feet for tension

A climber on a roof boulder pulling with feet pushing and heel hooking.

A climber working feet up an autobelay route.

A female climber at the top of an autobelay route. This poster is proud of his wife Maria!

A climber on a slabby, footwork dependent topout boulder.

Two climbers, husband and wife enjoying a day at Ascend Climbing Gym.

Two climbers friends at Climb North gym.

Climbing a tall, reachy 5.10d route on autobelay, mangling off a volume.

A climber mantling on a fun dihedral boulder problem.

31 laps around the sun! Got to climb all weekend with my favorite people and some solo too. Grateful to be surrounded by such good people and do the things I enjoy.

#Climbing

chaintuts Explaining Bitcoin, blockchain, digital security, and more for anyone that wants to learn! Josh is a software engineer with a passion for technology and teaching others. With chaintuts.com, he is cre...

📺 youtube.com/c/chaintuts
📖 books2read.com/digitalsovereignty

Missing Seed Word Math — Is Recovery Possible? #security #crypto #shorts YouTube video by chaintuts

If you're missing some words from your crypto seed phrase, is recovery possible? Well...maybe. Learn the math of seed word recovery with my free and open tutorial!

youtube.com/shorts/pM5a1...

#security
#crypto
#cryptography

Had a crazy busy week but at least I got to climb! Sent this purple 5.8 clean finally and tried another 5.10a.

#Climbing
#ascendclimbing
#pittsburghclimbing

A tired BJJ purple belt taking a selfie after class

#bjj

A lead climber working up an arete climb

A lead climber clipping on a slightly overhanging, reachy route

A leader and belayer

Taking a fall on lead

A fun morning session with my friend Katelyn! Dipping into 5.10a again on lead and one hang finishing a fun 5.8 on the arete.

#climbing

A hiker taking a selfie on the Rachel Carson trail

A mountain biker jumping off an angled rock

Some beautiful hiking and mountain biking weather

Stepping up on a harder top rope solo

Pulling on two nice crimps on top rope solo

Higher on the route while top rope soloing, hanging off a nice set of holds.

A top rope solo climber stepping up, pulling on a crimp on a 5.9 route

A top rope solo climber pulling on crimps/side pull crimp working up a route

A top rope solo climber working up the middle of a route

Some action shots from a top rope solo session today. A few laps outside at Seldom Seen then the Climb North adult social in the evening!

#Climbing
#pittsburghclimbing
#topropesolo

Caller doesn't appreciate how rad these kids are

Clipping a bolt on lead

Tied in and ready to lead, using a figure 8 with Yosemite finish

Ready to climb on top rope solo, with a Ropeman and Microtraxion plus Avant lanyard and anti crossload keepers.

Crimping the early part of a 5.9 route on lead.

Stepping up around the 3rd bolt.

A top down photo of a climber top rope soloing a route

A top down photo of a climber top rope soloing, about to clip in to the anchor with a PAS

Great evening climbs with Ben. First lead attempts on this 5.9 project, which I've top rope soloed. Felt smooth through the first 3 bolts 😊 then TRS to clean the draws.

A climber selfie on top rope solo

A two strand top rope solo setup on a sandstone retaining wall.

A selfie at the top of a route on top rope solo

A train passing by on the bridge above the climbing routes

More goodies from Seldom Seen this week. Climbed my favorite 5.9 clean on top rope solo. Fresh bolt hangars after the old one's went missing...

Happy place for sure!

#Climbing
#pittsburghclimbing

A selfie while rappelling

A selfie while hiking

An extended rappel setup with third hand

A steep section of woods and rocks

A hike and rappel practice on some low angle (but steep enough) terrain at North Park.

#rappelling
#hiking

Ropeman and microtraxion setup

Selfie with ropeman and microtraxion

Ropeman and grigri setup

Microtraxion and grigri setup

Top rope soloing a corner

Top rope soloing a corner

Top rope soloing a corner

Chalking up top rope soloing a corner

Top rope soloing at Seldom Seen Greenway, with some new gear from Avant Climbing and HowNot2 that made the experience even smoother.

#Climbing
#topropesolo

Mount arm triangle choke

Scissor sweep

Knee cut pass

Life is short hug your friends (aggressively).

#bjj

A mountain biker selfie with helmet and light on the trail

A singletrack mountain bike trail at sunset

A lifter deadlifting 225 lbs.

A bodyweight training person performing a band assisted tuck planche

A lead climber backstepping on a slabby gym route

A lead climber moving at the second bolt

A lead climber clipping the second bolt on an overhang route

A climber taking a lead fall with belayer giving a soft catch

Climbing, mountain biking, strength training. Joyful movement.