OpenTechnical

OT-2026-000066617

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000066617) never changes.

Identity and time

Publication numberOT-2026-000066617 · never reused
Internal UUID01a0ae8e-ce41-78f1-b7cd-6c2cb8401027 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066617
StatusPUBLIC

Content hashes

Canonical texteefb7ef82f1050af15dbb512b5cc85c929fd16537cfcf1fa2a5db0dade19e65f
Markdownba32de2c9eca5fdc0b592ae10b6ffdb3739575b6c27733dee83c6a1bb913cd07
PDF
Publication pagece0abf546f7bcd4ea56eb6f8af69c40b1f770944a72e9f08eb8c1519841f65a5
Manifestd483c835fe97d376add51a07a824c7b8b603b92b426fefb9d261ffdba6784cbc

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
SignatureyodY9WA8EVBs7+O57pgTA+w58gyPWBOSbYZTWzWhrcKCDDbWa3XfOqjtx60VROtul4Y7m71A+4vmu2qyNaN3Cw==
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

2026-09-17T10:32:59.528349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066617
observed ce0abf546f7bcd4ea56eb6f8af69c40b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:59.511165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066617/manifest.json
observed d483c835fe97d376add51a07a824c7b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:59.493507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066617/publication.md
observed ba32de2c9eca5fdc0b592ae10b6ffdb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:59.476444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066617/publication.txt
observed eefb7ef82f1050af15dbb512b5cc85c9...
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.