OpenTechnical

OT-2026-000036263

Publication integrity record

Two cup 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-2026-000036263) never changes.

Identity and time

Publication numberOT-2026-000036263 · never reused
Internal UUID01a0ae77-01cf-7198-bdd4-a27c47661eef · 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-2026-000036263
StatusPUBLIC

Content hashes

Canonical textbfef73df2f3a33904a18e02423543092ad2f5b96c374395b0d757464033f9f68
Markdown2a9a93f40a345ffe33b00721282ef5aff927b6f35a9eac903d41311343ebb554
PDF
Publication pageb12bf626e754e4d2930aebbe7358f1acb767a8e6cb8dba931a2381cfde2d9b4e
Manifest2639580d3317ee37398c8f631f883e19791d64bc8fe15b5dd921510784316795

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
SignatureWOserJaUYBOmrvwrUBYyK+MRdBgLWjAKS/jrVdoSi2r/8gEDJ4yVmA4Dma3DUS0CQ5MLGY85er1Q3mSaaOK9Aw==
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

2026-09-17T11:26:31.261604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036263
observed b12bf626e754e4d2930aebbe7358f1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.243196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036263/manifest.json
observed 2639580d3317ee37398c8f631f883e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.223571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036263/publication.md
observed 2a9a93f40a345ffe33b00721282ef5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.203943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036263/publication.txt
observed bfef73df2f3a33904a18e02423543092...
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.