OpenTechnical

OT-2026-000076910

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000076910) never changes.

Identity and time

Publication numberOT-2026-000076910 · never reused
Internal UUID01a0ae94-b070-7555-bccd-db30f98b7a65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076910
StatusPUBLIC

Content hashes

Canonical text1900213286a50a712d9a80209eeb44bcc65eaa08285d92b6fcc2651006ef9827
Markdown19a34a902de78d99f085e125f30af122e49051ee69013359f12b10f7619f1557
PDF
Publication pageb9c54250f4ad6c18e1e353f7ad1797d70b83a33529123ddf6b5b602b28870454
Manifest281b832b3cb45c53827101c91f86a56a1497c17e581ee43f0ec31af200ef5f7f

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
SignatureZpJLdsywKijWfPJGtYyt1YIapajDtR/MLh58bG4KdG9GdEgZwkqEz6RDvbGWUSBVz7eP3D7OnHy5z65jK37rAw==
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

2026-09-17T10:09:49.730803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076910
observed b9c54250f4ad6c18e1e353f7ad1797d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:49.712019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076910/manifest.json
observed 281b832b3cb45c53827101c91f86a56a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:49.693099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076910/publication.md
observed 19a34a902de78d99f085e125f30af122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:49.552158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076910/publication.txt
observed 1900213286a50a712d9a80209eeb44bc...
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.