OpenTechnical

OT-2026-000085167

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000085167) never changes.

Identity and time

Publication numberOT-2026-000085167 · never reused
Internal UUID01a0ae99-43b9-7713-a9b1-43e131ea3311 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085167
StatusPUBLIC

Content hashes

Canonical textb1596376780ff9042d5da730359483f9f80c987e29f7a915d23a3228a3f51993
Markdown8a4bf6e18e21779618ee2afaf3856f739babafe819135b4199912a81f43e9d47
PDF
Publication paged6c886608b49514eb21c3c1474e6995ffc242860a88e7bef767638b89d411ade
Manifest7b8625f68605bdd0576d8daec059457e3a59ec05e61b96767fa3886a3258c2dd

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
Signature6FH/kR2slkcI36HdbLpZdtNuXUMXC9RSg+XqlmwFbIaTRL/EX6VVdrvfpLCRHgEjcd6M51s7XKmqxIKmXNhiAQ==
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

2026-09-17T09:55:14.941436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085167
observed d6c886608b49514eb21c3c1474e6995f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.923028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085167/manifest.json
observed 7b8625f68605bdd0576d8daec059457e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.906540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085167/publication.md
observed 8a4bf6e18e21779618ee2afaf3856f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.888906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085167/publication.txt
observed b1596376780ff9042d5da730359483f9...
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.