OpenTechnical

OT-2026-000035396

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000035396) never changes.

Identity and time

Publication numberOT-2026-000035396 · never reused
Internal UUID01a0ae76-6a20-7a62-8ede-5bd51561dba6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035396
StatusPUBLIC

Content hashes

Canonical text9fd9c42376fbbf831a6f1791e471070319333d7918a1de8549c9cf5223c71e6c
Markdown76cc238ed47f29c5c76fddc011b7043e21d232fc60b25728987006c0314fb296
PDF
Publication page3f8257db4ffd0422a0f92c5360f5c269aabfab5fe9e470d9b925bcb2183ea454
Manifest4924344d4b5b43331a80deede2e0217361908f9e844fb2c9b93370e19db56d0c

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
SignaturewrprqJY/tHXmCKg6xC4cGm4L4q772ncLc9H54u2s7JF9HGoBiFFPhENmDmTy7ZhL2+xnoaRsDmi/JgOPUBV3Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:41.646188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035396
observed 3f8257db4ffd0422a0f92c5360f5c269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.627465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035396/manifest.json
observed 4924344d4b5b43331a80deede2e02173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.610628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035396/publication.md
observed 76cc238ed47f29c5c76fddc011b7043e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.591408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035396/publication.txt
observed 9fd9c42376fbbf831a6f1791e4710703...
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.