OpenTechnical

OT-2026-000068517

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068517) never changes.

Identity and time

Publication numberOT-2026-000068517 · never reused
Internal UUID01a0ae90-2482-787d-a4de-4db19b183a87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068517
StatusPUBLIC

Content hashes

Canonical text8df50a02add361b34f4b78e34901db39253ff4292000289deff021a61945a6b1
Markdown1dce2780364e79d4fe0115767f7edc4da52c0eb7969bd3b5bfe4515055bb8955
PDF
Publication pageeaf9be6161b5463ae090b21da6c9c4900237f6e1f19d49504b8561757563a9d4
Manifestb1fac99a94e5eb34b3469a4d2e154e1f54899f279849b9ed20ec193755e9f306

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
Signature6fGnjyRHyQ0jnwSujjudnoXAsQu9qt5aSNNbUl4GEM20+Na7+OckFM8QSgdN8sH2vYNewSurVljA01UY1oUADQ==
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

2026-09-17T10:29:40.572946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068517
observed eaf9be6161b5463ae090b21da6c9c490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.555087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068517/manifest.json
observed b1fac99a94e5eb34b3469a4d2e154e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.537566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068517/publication.md
observed 1dce2780364e79d4fe0115767f7edc4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.499930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068517/publication.txt
observed 8df50a02add361b34f4b78e34901db39...
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.