OpenTechnical

OT-2026-000076836

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000076836) never changes.

Identity and time

Publication numberOT-2026-000076836 · never reused
Internal UUID01a0ae94-b070-7be2-a354-cd411c930e79 · 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-2026-000076836
StatusPUBLIC

Content hashes

Canonical text7667b29a4d3a3f2488efc66f4d1e8018e1646dd228645abd374b135d6391e6fa
Markdown63b3e4295ba55f29d0a86b2c3a97295af6a08efb143d92fb95fdc13556a53d36
PDF
Publication page6b01233ece7ee479bca87a94f183d6811c6b8db5c7e5991fbafe9b758d73cf9b
Manifest22b81c03c78121be3276ff67e42bbb2330639dfe1a85099e569e52474bd1401b

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
SignatureNM9uhooAr+bP9ss2rYJkDuYHOdFvpCsdD8xev5yk0jFiyyCAO23wRXj/kHAAGPcPNGkYC3SQ9KAmZdV/AYHzDQ==
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

2026-09-17T10:09:43.162665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076836
observed 6b01233ece7ee479bca87a94f183d681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:43.139712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076836/manifest.json
observed 22b81c03c78121be3276ff67e42bbb23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:43.114781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076836/publication.md
observed 63b3e4295ba55f29d0a86b2c3a97295a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:43.091745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076836/publication.txt
observed 7667b29a4d3a3f2488efc66f4d1e8018...
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.