OpenTechnical

OT-2026-000065612

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000065612) never changes.

Identity and time

Publication numberOT-2026-000065612 · never reused
Internal UUID01a0ae8e-46fa-7f22-9953-51bb8a18e442 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065612
StatusPUBLIC

Content hashes

Canonical textdd04cb23a3453f29d327a601d9ca2b6d94a3aa28266c6c3be834cf47b18c04e7
Markdown02088921d96a4272ff27bdb51a189103a4ea79a275cd0937577a06924a8822bf
PDF
Publication pagee7e268d387a90171f790a0bdbedfb8bbe9f496e08e33336cc276075044808681
Manifest2124b8052f1ec5aaea58457853a1a2519ea2aada57c2d0520f32f376f88fe0d6

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
SignatureZc83+QGVihq5d1al79UzNZOzCziXB9sugP4aeGQBQUKGSjHkL5xTnsYk50aes7+oLhlEKWY0HVi8ImQVyUYkCw==
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

2026-09-17T10:33:59.934180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065612
observed e7e268d387a90171f790a0bdbedfb8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.914424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065612/manifest.json
observed 2124b8052f1ec5aaea58457853a1a251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.894401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065612/publication.md
observed 02088921d96a4272ff27bdb51a189103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.875972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065612/publication.txt
observed dd04cb23a3453f29d327a601d9ca2b6d...
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.