OpenTechnical

OT-2026-000026345

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000026345) never changes.

Identity and time

Publication numberOT-2026-000026345 · never reused
Internal UUID01a0ae71-f4a7-7a24-afbf-214a3b7da2c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026345
StatusPUBLIC

Content hashes

Canonical text1eb1f4e7c7bc73011e59a4d141bdfae5d2c8126a91576eceb949af04e2be5f24
Markdownd698690b99994f624616f811b025dcdc3e98bbf8262188afd252ffca218323ef
PDF
Publication page65356756112c2bb8e79a22c401841ed75750025f9ef493b216d3c0b85168231b
Manifest9e713950fd53a37658a22f336ba25a7d369c78cac8817125d26f3b38b664cb57

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
SignatureUPCX6xBYVLDJYEgtDMwOiLVLqVycfgbV0/Sxv8C+10GjKfvS86tOQFECLbgW9qVSEaxeIUdavU5YHMqeon5RBA==
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

2026-09-17T11:44:18.858182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026345
observed 65356756112c2bb8e79a22c401841ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.841584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026345/manifest.json
observed 9e713950fd53a37658a22f336ba25a7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.824637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026345/publication.md
observed d698690b99994f624616f811b025dcdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.807273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026345/publication.txt
observed 1eb1f4e7c7bc73011e59a4d141bdfae5...
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.