OpenTechnical

OT-2026-000088485

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088485) never changes.

Identity and time

Publication numberOT-2026-000088485 · never reused
Internal UUID01a0ae9b-5d28-7dc2-8157-fe06bea575fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088485
StatusPUBLIC

Content hashes

Canonical texta723132ed157530b53360387fdb6c4c383651e3048eff5d96eea5fa3f01f53ba
Markdown74030c36ad60242a29ea3579c45fc6ef6d5d0910652f595fd47f3dbc0124718e
PDF
Publication page22e0c5595e365bbf82c9d55e18a93d07ebce4fcd3c8350fe50a970ebd23002f6
Manifestcb72339397d1497046d69681008a5721a4e295128d0bdaed452caec499ac7fa7

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
SignaturekdEBAD065iYNXMp31Hnn1erMttIf9TvriaAWt26ed1P7G4gC+1+cG3aCuuqj8/JCsqYG5jxxETAaLAI0Y9DMDw==
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

2026-09-17T09:48:52.352561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088485
observed 22e0c5595e365bbf82c9d55e18a93d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.334124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088485/manifest.json
observed cb72339397d1497046d69681008a5721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.316285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088485/publication.md
observed 74030c36ad60242a29ea3579c45fc6ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.298402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088485/publication.txt
observed a723132ed157530b53360387fdb6c4c3...
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.