OpenTechnical

OT-2026-000010968

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, 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-2026-000010968) never changes.

Identity and time

Publication numberOT-2026-000010968 · never reused
Internal UUID01a0ae6c-540e-74e8-883a-13594d00ec14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010968
StatusPUBLIC

Content hashes

Canonical text5df5a05f2bb7fe663196d2d462619decfa3e63bfa058b0d096154dcd613d4e41
Markdowna7bd5a3fe4fd8f90ddcde92096ae69dd6d29005356e021f19c61e5dca106db0f
PDF
Publication page1489c89462fac304706e1a25bb67d6945801b5157ca03cefb75a1e7abf37714b
Manifest36a91938ba2fa23b36cf90822f89acbc04a6a56ef19268b1d71bdbcae43e1184

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
Signature+eltu2IXJsNe13TAeCbfvp7txCxiQeHKb/SYCPdO4kCRQlQVy+R44T1VdiY+q+quxUnMIO1MWKRowWRaewhlAw==
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

2026-09-17T12:13:46.033982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010968
observed 1489c89462fac304706e1a25bb67d694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.013213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010968/manifest.json
observed 36a91938ba2fa23b36cf90822f89acbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.990801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010968/publication.md
observed a7bd5a3fe4fd8f90ddcde92096ae69dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.969636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010968/publication.txt
observed 5df5a05f2bb7fe663196d2d462619dec...
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.