OpenTechnical

OT-2026-000022110

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000022110) never changes.

Identity and time

Publication numberOT-2026-000022110 · never reused
Internal UUID01a0ae6f-f4fb-7292-bd25-5636fa215df7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022110
StatusPUBLIC

Content hashes

Canonical textf94636a62b2b0d68c8836eaa04c23bd28899ad28f52c017557b04fdeedeeb424
Markdown8d2be90ab8a8bcfe24281e4086f19afd5be01418d6da2ffc8266b8eb8ee42bec
PDF
Publication page33e3193188cfe75424f59ec4047ed4bfbdbeb1bc0b567c61bb61fcc7d24875d4
Manifestad96ae4eef83facf34dfaa907c4c04a5e26e8260ba21adc93757b91fc657672b

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
Signature7q36tRaYeAXVlZ337r77oCJCIqe5OZu2AkIzc58Cc7vBA/8p4sFHYG1kZxH4/pf7NJg/2ittK8GDy9t4LiYdBQ==
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

2026-09-17T11:52:46.841458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022110
observed 33e3193188cfe75424f59ec4047ed4bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:46.824198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022110/manifest.json
observed ad96ae4eef83facf34dfaa907c4c04a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:46.807641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022110/publication.md
observed 8d2be90ab8a8bcfe24281e4086f19afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:46.791327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022110/publication.txt
observed f94636a62b2b0d68c8836eaa04c23bd2...
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.