OpenTechnical

OT-2026-000079484

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000079484) never changes.

Identity and time

Publication numberOT-2026-000079484 · never reused
Internal UUID01a0ae96-0b91-7f27-a346-e80c44850418 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079484
StatusPUBLIC

Content hashes

Canonical texted9bdd7889907b073d51c341305b424b7165fc9945c7f6b40ebb35a4829d385b
Markdown4966dce25e52df49a2ad765a098c374b47aaa0cffaf7dd230d40b69b142e52b1
PDF
Publication paged3a1159dd60b3a3b97452d6798d697d4ec8c2146bdb1f1c3d6d9ae11bc75d91e
Manifestabe687f0d66bf0161da7f7d6c5796c1f070226c90ea270920757a9c34c5fa10d

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
SignatureSbEibvyjWeocDeKJLGTCrhNxenza+h2tnSxAnPVblX9lnw81BwvHkbruEdLZKHf8qYROU8wzL+GkeK+w99lXDg==
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

2026-09-17T10:05:06.417393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079484
observed d3a1159dd60b3a3b97452d6798d697d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.399490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079484/manifest.json
observed abe687f0d66bf0161da7f7d6c5796c1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.381784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079484/publication.md
observed 4966dce25e52df49a2ad765a098c374b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.363332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079484/publication.txt
observed ed9bdd7889907b073d51c341305b424b...
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.