OpenTechnical

OT-2026-000092117

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092117) never changes.

Identity and time

Publication numberOT-2026-000092117 · never reused
Internal UUID01a0ae9d-8759-75a6-92a7-d508fa7f0aa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092117
StatusPUBLIC

Content hashes

Canonical textd9790b5bba69c609debf183315645be3f4abd2bcd54ffed547deb240ea565eb5
Markdown11564f128539d25aacab6c80dc6119dc38ed1555a64b35d31ef2e2ef17175e38
PDF
Publication pagedb959b8fbbfc43e5fc8d1d07d19a9912c3dc521deba5db18359e5c2eb35a3498
Manifest908757f25c71049e35aeb266df239dc70f32c66600c16ae238141ccc611209bf

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
SignatureU3tSPtespgwpHVy4xqzgCxRBuwfPPgR8vCuK9gSauJ5vXktwKA0I/T00CaLbH12f5yff6PkNhcTzMnzFU9MTAg==
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

2026-09-17T09:41:34.961180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092117
observed db959b8fbbfc43e5fc8d1d07d19a9912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.942203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092117/manifest.json
observed 908757f25c71049e35aeb266df239dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.922489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092117/publication.md
observed 11564f128539d25aacab6c80dc6119dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.904476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092117/publication.txt
observed d9790b5bba69c609debf183315645be3...
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.