OpenTechnical

OT-2026-000092976

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092976) never changes.

Identity and time

Publication numberOT-2026-000092976 · never reused
Internal UUID01a0ae9e-090f-7c98-b7ba-ced2df5931c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092976
StatusPUBLIC

Content hashes

Canonical text7b06733bd0462566c238d13d0e8d2379d588c04f76fdafd73a47e6d8c2032942
Markdown827301feb2d83a715b803c264af249b65a23c0088d030ae4a51f0a4fab976186
PDF
Publication pagea580b5809187a54af961baab5c19467766de87d0bcd1e1c149e34c086024dbc9
Manifest9ed6a68a94ad05aae2e2d2fbeb88c7c6418171e4b2df192b5c4fbbf282ca2d89

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
Signature3mY+Sl/VibhWHi05CManTfYNLg8EOBT8PzglqI+P+VRQozv/lmFwZN+m7ZRPPbVRCejwu5kWbVpGPqXwOyi0BQ==
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

2026-09-17T09:40:10.477392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092976
observed a580b5809187a54af961baab5c194677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.455896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092976/manifest.json
observed 9ed6a68a94ad05aae2e2d2fbeb88c7c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.437857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092976/publication.md
observed 827301feb2d83a715b803c264af249b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.420048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092976/publication.txt
observed 7b06733bd0462566c238d13d0e8d2379...
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.