OpenTechnical

OT-2026-000044125

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000044125) never changes.

Identity and time

Publication numberOT-2026-000044125 · never reused
Internal UUID01a0ae7b-d67a-7594-8f7e-9383ff2bf0c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044125
StatusPUBLIC

Content hashes

Canonical text4f217fa4f7fa125af3ddfb8f16af0453e482339ce40ac34bc0af8ae7e15cd461
Markdown5931107315706552e5c71f137cb48c8f0ae45751133d22535f817df65a9db739
PDF
Publication page6a2b9774c1f30541c5a986c49f8f7eeb22b4510f9c4b3fa86136addddcfd0a5a
Manifestb750b116aefd85de864aba71cc5f6d51e358c3177f4b03a380eab0771b2bbf37

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
Signatureb2zsHnI5KQ0vb9r5ewFRjjn0/cUBcHiOJo3LkrBE5EydTo4LU+uSwSpX1hUvYAuDtOUa5QPZfoHI2om5JYHqAg==
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

2026-09-17T11:12:32.537268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044125
observed 6a2b9774c1f30541c5a986c49f8f7eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.520760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044125/manifest.json
observed b750b116aefd85de864aba71cc5f6d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.503201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044125/publication.md
observed 5931107315706552e5c71f137cb48c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.483989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044125/publication.txt
observed 4f217fa4f7fa125af3ddfb8f16af0453...
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.