OpenTechnical

OT-2026-000044851

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000044851) never changes.

Identity and time

Publication numberOT-2026-000044851 · never reused
Internal UUID01a0ae7c-911b-703f-8b78-1c4dceb37d57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044851
StatusPUBLIC

Content hashes

Canonical textb0210d0fae45e49dda1e777bd46c81b256ac637bfdde9dd7b32d38826279f984
Markdown6e9ac46c796db5cf80adf4477b1d58795fc3c45acc1774ea76889eb80a94dbef
PDF
Publication pagee3d8cb124c17ec4266aaf0ba323ce1f3ae41dd9d568370727ee2a22ee65d3f72
Manifest91a5d5387e43ff1780339cc83610f2fec596e80b98ced492736aa6e9170645d6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJlGJOBxgn1L7bekzd9KXmL9raKN/CSiRWYWhiU4D5urkCmS1Da5i5j5yzcnhR84cFqpyhrY5l97kSMElc4YLDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:29.833905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044851
observed e3d8cb124c17ec4266aaf0ba323ce1f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.813856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044851/manifest.json
observed 91a5d5387e43ff1780339cc83610f2fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.795189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044851/publication.md
observed 6e9ac46c796db5cf80adf4477b1d5879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.776303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044851/publication.txt
observed b0210d0fae45e49dda1e777bd46c81b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.