OpenTechnical

OT-2026-000012606

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000012606) never changes.

Identity and time

Publication numberOT-2026-000012606 · never reused
Internal UUID01a0ae6d-5561-7d3f-93b7-ed6c4a0fc441 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012606
StatusPUBLIC

Content hashes

Canonical text4443c8c9cff49c2cc55012dbd4127282170227d6a3ca85b49746908487499cc9
Markdowna7183209664e13178ff4dad380603dd4b2b4d79638c9975f4f9050fb2c0af8c7
PDF
Publication page4efd2f7d974baf250a5b31d9413876b5314c03b24619454410c7d86ac32f5b75
Manifestec7af62fe1330e0d75f35a9344111f2c13919b2a152927ee0661d3bdcfc65398

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
SignatureB3GxznmFLGRSNCfNW/xCcOu62Yb3oCb3zIXTeSwhE+OO05I3pS0iH+eiqqWaO50j1BuyjS762naXg3COSZzpAw==
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

2026-09-17T12:10:12.075688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012606
observed 4efd2f7d974baf250a5b31d9413876b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.057529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012606/manifest.json
observed ec7af62fe1330e0d75f35a9344111f2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.039321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012606/publication.md
observed a7183209664e13178ff4dad380603dd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.020712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012606/publication.txt
observed 4443c8c9cff49c2cc55012dbd4127282...
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.