OpenTechnical

OT-2026-000036229

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000036229) never changes.

Identity and time

Publication numberOT-2026-000036229 · never reused
Internal UUID01a0ae77-01cf-753a-8b01-603cacebc0ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036229
StatusPUBLIC

Content hashes

Canonical text162d0f00e179cb035c2417b71a591702084e5cb6c933f39f26cc7eb066f2ff93
Markdownebc2ca9710f4cd8d8529aca865ccd84f05d6a27d92326998acc62b199d7a7a38
PDF
Publication page4dab2f7511e0e1db034bc00a4d39e209bbc2d5d852bb46220ad3b679568f5381
Manifestcf82a850c76002e2b6f31b372c7af29d602c9586a98cceef563c8ded13eaa151

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
SignaturePu9M9rOVBaa0OZKEs2B9S+xd7nOsaZAQNh/O4jH+pVWwCymFV7YjbfON+NLGs+aMbw1qrUQIvUeHf846mwc3Bg==
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

2026-09-17T11:26:28.860732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036229
observed 4dab2f7511e0e1db034bc00a4d39e209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.841996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036229/manifest.json
observed cf82a850c76002e2b6f31b372c7af29d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.823232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036229/publication.md
observed ebc2ca9710f4cd8d8529aca865ccd84f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.805015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036229/publication.txt
observed 162d0f00e179cb035c2417b71a591702...
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.