OpenTechnical

OT-2026-000084624

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000084624) never changes.

Identity and time

Publication numberOT-2026-000084624 · never reused
Internal UUID01a0ae98-e25b-722b-8904-6dd738c1107c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084624
StatusPUBLIC

Content hashes

Canonical text91525df7108d953763864a09aa08fa517e9a2a173950735163a8ef2330787260
Markdownf91ca4c55e8d07016c175bf5f33a299f0046644564f3aae687fe457af76de616
PDF
Publication page0bfd14df3ad6d8fe220266bbd243a20c2d57e7071d6e48f77db0efdfb764e981
Manifestad4d485259493a109fc9d8bd66f0529b00cb638eafbb5592a8df1e4cc16c00f2

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
SignatureMBhvonTW1Bltj+iNrqNRo6Twdjj1mpVq9tptDaD/TXhvw3J/QOVTfpxbhCGd9l2UCv7iVteSwBVNhyXHOUNFDg==
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

2026-09-17T09:55:32.275678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084624
observed 0bfd14df3ad6d8fe220266bbd243a20c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.257324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084624/manifest.json
observed ad4d485259493a109fc9d8bd66f0529b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.239103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084624/publication.md
observed f91ca4c55e8d07016c175bf5f33a299f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.221682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084624/publication.txt
observed 91525df7108d953763864a09aa08fa51...
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.