OpenTechnical

OT-2026-000064320

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000064320) never changes.

Identity and time

Publication numberOT-2026-000064320 · never reused
Internal UUID01a0ae8d-a460-7797-a2da-932141ee09ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064320
StatusPUBLIC

Content hashes

Canonical text86951cdfc00ebaacad5bd0e34ec541c706c72bb99884ea08cd03f0eff6e79ef4
Markdown559f40acfd12cb47b160e51b7fa0fb8b8008ab7e5936a9a68deea7b611421fe1
PDF
Publication pagec971150a3bca990116c8fc84282ce329fbe2ba93160d90808a861b1d489681d0
Manifest0ba7867e0b88c0ed4d71efadb695c0f131d5e4330957036652fe8fefbbe3538a

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
SignatureptIiyDw/TSnWS2bNy0ZmXQuKdwIPzIelYFKbMVkca/jpixoo5WOFPyR3rxPTZnBPrnxKvngtyrA0cNxXhtJVAw==
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

2026-09-17T10:36:28.381845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064320
observed c971150a3bca990116c8fc84282ce329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.363583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064320/manifest.json
observed 0ba7867e0b88c0ed4d71efadb695c0f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.345529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064320/publication.md
observed 559f40acfd12cb47b160e51b7fa0fb8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.326146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064320/publication.txt
observed 86951cdfc00ebaacad5bd0e34ec541c7...
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.