OpenTechnical

OT-2026-000080252

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000080252) never changes.

Identity and time

Publication numberOT-2026-000080252 · never reused
Internal UUID01a0ae96-7e77-78e7-b654-4bd8ab502b52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080252
StatusPUBLIC

Content hashes

Canonical textbca096e6c54f6b181654bfdc302f6faa8f8a1265bd6f5e099d0cb06b4ce9621d
Markdownc59c36a74dfe18272ed7def25532efa30903a840680b3ec77b849aebd0f02b97
PDF
Publication pagedb8fb2e1327a58824c19b921c6fd295566a77b5fb98dd256ed0dfe4e61263e13
Manifest1b0d14fdb7f725fd351aebefe3a171912ee411c87778e4ea8670a35d6a0e4772

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
SignatureBaeHGiusFKfCK5/VnE9l8SGSq/lxSfzj5TYLLsa2BHwiTX2WsoAq5UvGrOdb/r64/Dloj7Noro73RunAGGAvDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:42.789310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080252
observed db8fb2e1327a58824c19b921c6fd2955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.771520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080252/manifest.json
observed 1b0d14fdb7f725fd351aebefe3a17191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.753801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080252/publication.md
observed c59c36a74dfe18272ed7def25532efa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.736002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080252/publication.txt
observed bca096e6c54f6b181654bfdc302f6faa...
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.