OpenTechnical

OT-2026-000076456

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000076456) never changes.

Identity and time

Publication numberOT-2026-000076456 · never reused
Internal UUID01a0ae94-6a71-7146-bafa-a79a886db677 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076456
StatusPUBLIC

Content hashes

Canonical text797f09e09238ce018a95adcf283f7c36e52bd189abb5ba55432f74f09c060f35
Markdown175bf2a11e42dcfaa3296c23b767cb9c5bb49e9260b9af83deedcacabdbc9e04
PDF
Publication pagefbb33ff65abc5e643be3b4ae36c9ed9b60e17cbd9c50af5b39e8a7b027eb9b92
Manifest137ade14048292141ff4ba238d772c1be22c30b0ed5410555ccd51f39bac82ab

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
Signatureo5Xpi8I3Sgpg3jB38WyCYR7XaIRihMtlnNbS8sGZJxlJRAGtK/6fNLL6l0LeqKroEcP2dodjTRjkte+ODKRxDA==
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

2026-09-17T10:12:35.546323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076456
observed fbb33ff65abc5e643be3b4ae36c9ed9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:35.527924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076456/manifest.json
observed 137ade14048292141ff4ba238d772c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:35.510467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076456/publication.md
observed 175bf2a11e42dcfaa3296c23b767cb9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:35.490733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076456/publication.txt
observed 797f09e09238ce018a95adcf283f7c36...
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.