OpenTechnical

OT-2026-000078886

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented after set-down

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-2026-000078886) never changes.

Identity and time

Publication numberOT-2026-000078886 · never reused
Internal UUID01a0ae95-ccbd-7dd6-bf6f-b95188eb851b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078886
StatusPUBLIC

Content hashes

Canonical text29173275cb766274480b83966f301ee83456be8fe181e2fb79e7fab14a344016
Markdown09152b3365ae9f6af97f5f7081d131d088feb73bb79894ef16906363bc2e4c3b
PDF
Publication page793251a267b6aa85519b7ca59d053985e7095d401d99e348fb0d4cbc416c89e9
Manifest64a8812585a3671bf892afe02ee91ffa2bb70ddc08eab2d151abe3054e5d0142

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
SignatureweqVg+pdL4USw2Siw6g4jd//aEj/jj8DIDhSYRZLITObh5fKr1+Wr/U1UkNyBiDw0tRuE2gQlzM9bvcR/T0wDw==
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

2026-09-17T10:05:41.584538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078886
observed 793251a267b6aa85519b7ca59d053985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.564453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078886/manifest.json
observed 64a8812585a3671bf892afe02ee91ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.545591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078886/publication.md
observed 09152b3365ae9f6af97f5f7081d131d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.526960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078886/publication.txt
observed 29173275cb766274480b83966f301ee8...
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.