OpenTechnical

OT-2026-000007651

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line 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-2026-000007651) never changes.

Identity and time

Publication numberOT-2026-000007651 · never reused
Internal UUID01a0ae62-76bd-76da-8f80-5c0ff6b925e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007651
StatusPUBLIC

Content hashes

Canonical text8c26e1df891ce4adcafd4bc3fa667d286081e7fb40b4a29d2e0f79027025f842
Markdownd615e707024b8c695c6ca4487ee9d887ae3c955a4a0259f2587de7489616c49f
PDF
Publication pagec6903d5c4a64f404a421ef8c2626043565c9dc883f9a282a1391b27e0600aaf3
Manifestf567ce23a68e042993d19728b02f300c274a2cbf41ff8e1a3d62dd80a3158edc

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
SignaturevOBhDnQndY5WDl+U0GRU59K6/x0+cmauez3oLlt7sWzecixxj4mdUQfR0TdnIwHgl3bi616CownYsEjY8vvOAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:16.271571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007651
observed c6903d5c4a64f404a421ef8c26260435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:16.234771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007651/manifest.json
observed f567ce23a68e042993d19728b02f300c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:16.213424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007651/publication.md
observed d615e707024b8c695c6ca4487ee9d887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:16.192858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007651/publication.txt
observed 8c26e1df891ce4adcafd4bc3fa667d28...
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.