OpenTechnical

OT-2026-000076957

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed 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-2026-000076957) never changes.

Identity and time

Publication numberOT-2026-000076957 · never reused
Internal UUID01a0ae94-b071-776c-8390-7c03f929ace1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076957
StatusPUBLIC

Content hashes

Canonical texte63d7e9a62d6ff3ec5780cf0207ce4091689b27f053512fcf463436790bdafe9
Markdown9f0828d25c356a9d9e7024b3429fd293fb79650a4f2e5f023d71284d0229a7f8
PDF
Publication pagedbee892cee90784facde7541ec3a6644869eb7736d97142bd451d619e4e23082
Manifest659bb6fc19c0db5c8e76b2c9b6dba288e708c595bcc3eb7d60ba3716ae09f88c

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
SignatureI/MeJmOzq9cAiFP60C9IKAiL6ibIXdYz7p1p6YBsleJ37Uoc6mFTBTYR6rca1oS636qTI8kIlnno2of5eSXtBg==
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

2026-09-17T10:10:09.462470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076957
observed dbee892cee90784facde7541ec3a6644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:09.442866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076957/manifest.json
observed 659bb6fc19c0db5c8e76b2c9b6dba288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:09.045960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076957/publication.md
observed 9f0828d25c356a9d9e7024b3429fd293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:09.023349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076957/publication.txt
observed e63d7e9a62d6ff3ec5780cf0207ce409...
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.