OpenTechnical

OT-2026-000085824

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, sustained 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-2026-000085824) never changes.

Identity and time

Publication numberOT-2026-000085824 · never reused
Internal UUID01a0ae99-e829-7a7d-845a-748165f805ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085824
StatusPUBLIC

Content hashes

Canonical text81a954b26129b1967f1b82e3a1286f7484f638bff33f55bc94f8be0216394245
Markdown1a08a767d2a944d4db6b2516c92d82f189d392a0a81e3484e801f08df5d049ca
PDF
Publication page7622963ec0d5297fc8d7de8348229dfdc33dc9270283f3a61b85c58e509c812e
Manifestf52561337860597a248bf191c5be85e8e7ec4a8a4ebd45cc5dac9ca727005f7d

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
Signature5xuiznRF3X+7Is3aTgC9cmPqKmQDBwX8/Ksi3+V/6+E50FmCidibpF2VVYZQAAv0ch8nUVc4dvogr7F72OBjAQ==
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

2026-09-17T09:52:44.748602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085824
observed 7622963ec0d5297fc8d7de8348229dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:44.733023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085824/manifest.json
observed f52561337860597a248bf191c5be85e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:44.715839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085824/publication.md
observed 1a08a767d2a944d4db6b2516c92d82f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:44.698019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085824/publication.txt
observed 81a954b26129b1967f1b82e3a1286f74...
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.