OpenTechnical

OT-2026-000012080

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off 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-2026-000012080) never changes.

Identity and time

Publication numberOT-2026-000012080 · never reused
Internal UUID01a0ae6d-1943-711b-ba57-67b3bf467a09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012080
StatusPUBLIC

Content hashes

Canonical textb6a426a626845094dee560764657094aef02227f77278ff88364c1e993c42abb
Markdown554a3e0a9af36661a4cf675494a45a30ce8878a74859fd2c20996402c651b522
PDF
Publication pageab0dbc20dc22703b4bdda139bbd648bdd172653f1227d2d3bc4ba18e85a3e932
Manifest2b688fda28e12263125b335bf929922af87cf85e45a1904b316f1aeed64e4e80

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
SignatureQoa3249RjZ4QLPEjRv23FZuJgVHz4B810ZzhQYq77LJ4BaV6mcNopvK/OPTTbIPCeKsn0qJMEpQdrzGpWKCzDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:58.127218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012080
observed ab0dbc20dc22703b4bdda139bbd648bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.107472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012080/manifest.json
observed 2b688fda28e12263125b335bf929922a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.087674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012080/publication.md
observed 554a3e0a9af36661a4cf675494a45a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.068965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012080/publication.txt
observed b6a426a626845094dee560764657094a...
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.