OpenTechnical

OT-2026-000071339

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000071339) never changes.

Identity and time

Publication numberOT-2026-000071339 · never reused
Internal UUID01a0ae91-e0ec-7b3e-b202-49209894783f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071339
StatusPUBLIC

Content hashes

Canonical textde89716672617ba5ae48e65a6c45049f26c55d6b1ff25ee5fca1b162ee9c6523
Markdown67191e11eb2198ac67689f0720a0f9c9d2551e7619f66b31479d6d19734960ae
PDF
Publication page614fe3e48da3c29ccd7d8721d492918bccf357511463d4fcb36ffbb7b0ca0533
Manifest4e379ce9084ac03b9f6521076281df792c9619b9cead2247f807c1c4bbe1a4a8

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
SignaturefM/jyx4xKNxa2U/XW40eDDbHP6eIyaunIb+kI/MiI767pWIIiCXf6y4qVZWhJPeaP2XeaE3RJJyypB14rkCPCg==
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

2026-09-17T10:24:56.335364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071339
observed 614fe3e48da3c29ccd7d8721d492918b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.316157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071339/manifest.json
observed 4e379ce9084ac03b9f6521076281df79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.298771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071339/publication.md
observed 67191e11eb2198ac67689f0720a0f9c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.281719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071339/publication.txt
observed de89716672617ba5ae48e65a6c45049f...
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.