OpenTechnical

OT-2026-000065724

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000065724) never changes.

Identity and time

Publication numberOT-2026-000065724 · never reused
Internal UUID01a0ae8e-46fb-7d4c-bb25-57f95a292e7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065724
StatusPUBLIC

Content hashes

Canonical text8b19a930801da86e158b8eb8899c6f66933c8ab2809dd42c46ffed973e2c112d
Markdown8a371c7ebe204bab05f0c9937c2688f451eb9cf4318d94933af815b5eb83b281
PDF
Publication page9fdf92a9c7a4b21673707eb2df745f13ba4ff7322333e74f6013897cec99d565
Manifestf48b03933593470d24320f23d3127c3e421861463f4a2d500a3566995b9b6314

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
SignaturecfnyctJbbmJja/Y9GBr/Xf2q/lCGm5b3BqId6HrXVzikPahZ6nIDTTubzu+MRx5C1sKlwa7uRCHnDjdQleg/Ag==
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

2026-09-17T10:34:08.918111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065724
observed 9fdf92a9c7a4b21673707eb2df745f13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.901247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065724/manifest.json
observed f48b03933593470d24320f23d3127c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.882873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065724/publication.md
observed 8a371c7ebe204bab05f0c9937c2688f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.863122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065724/publication.txt
observed 8b19a930801da86e158b8eb8899c6f66...
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.