OpenTechnical

OT-2026-000079766

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000079766) never changes.

Identity and time

Publication numberOT-2026-000079766 · never reused
Internal UUID01a0ae96-4375-77e3-b2a9-8f58e1f4d181 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079766
StatusPUBLIC

Content hashes

Canonical text2327f6dcb2d78750ff64cf33e886495d096514840061363e30cc6bb5bd33ffcf
Markdowna31cb6535c58727a4f867606e70fd2b5d147ed194659631281531cbc7d0fddf3
PDF
Publication pageefb092929ea16362dc81753b984a379210609739087b3956e82b70c687f5132a
Manifest94f374a3685357887a0170c036cf318286a3e51d17afec48f4bcb00647d1da83

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
SignaturerdqOtADnnm/bspY8AMiGe/mCEgsUgtoGXtJNglsRstVF7G6ljUw2rOrK6OXTH3EUKJH5q1fbXhAK21goYbowDw==
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

2026-09-17T10:03:38.246159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079766
observed efb092929ea16362dc81753b984a3792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:38.228882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079766/manifest.json
observed 94f374a3685357887a0170c036cf3182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:38.210434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079766/publication.md
observed a31cb6535c58727a4f867606e70fd2b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:38.191536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079766/publication.txt
observed 2327f6dcb2d78750ff64cf33e886495d...
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.