OpenTechnical

OT-2026-000076914

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000076914) never changes.

Identity and time

Publication numberOT-2026-000076914 · never reused
Internal UUID01a0ae94-b070-7a71-b184-c818366072af · 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-2026-000076914
StatusPUBLIC

Content hashes

Canonical textdfbb045032857e11b95f85df75b2a6dc1ad3ff06f02db13ed3a473ef11828364
Markdownce77963fef7e2346d6a798f7e5d0e7cfc970be20acbf4bd384962c12ab8e26a3
PDF
Publication pageac221036fed0038429dd497c39cd447c20f60ea0e8c176d8d9826082eddd1782
Manifestedb3d870d0bef4b9feae2e40acb6292ae6567406a8e66e4664b5159aab77f1c9

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
SignatureobmDsYjOUtSypbs8V193VdFJ3DBH8AYtLY8wlHyuIQlqqRjbHNT3Zex8zVZBDD9Y8BXcZHqHz2KgPr2Zu6vbAg==
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

2026-09-17T10:09:50.301579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076914
observed ac221036fed0038429dd497c39cd447c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:50.282101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076914/manifest.json
observed edb3d870d0bef4b9feae2e40acb6292a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:50.261579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076914/publication.md
observed ce77963fef7e2346d6a798f7e5d0e7cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:50.242872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076914/publication.txt
observed dfbb045032857e11b95f85df75b2a6dc...
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.