OpenTechnical

OT-2026-000097829

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000097829) never changes.

Identity and time

Publication numberOT-2026-000097829 · never reused
Internal UUID01a0aea1-92f6-7017-b309-a1a83809c0b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097829
StatusPUBLIC

Content hashes

Canonical textab3115042717c0ff5bee3cdf9596ed87bb4d911bb6c67db4f5e38dde69ad0e60
Markdown76e7cec0ac65ef0e668a18282673454f34d90c1926bbc4b6f56af03607fbab6e
PDF
Publication page3214889183a504dc4ab58af3765a1971fe2df0e47f3c724766835cb07bf48f00
Manifestc09af6d20b795bfe84aebf89908fa3a42c1dab4ff422be8d625a55cd9e50040d

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
SignatureN3KIKj8bghz6lw4nYCt1sA8QhlpEprvrpc9LKRAJ7TudSmLzh0yqgspDITTYnCUNKXIYnnUcTrxOLx5viD6HBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:55.381956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097829
observed 3214889183a504dc4ab58af3765a1971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.363950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097829/manifest.json
observed c09af6d20b795bfe84aebf89908fa3a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.345810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097829/publication.md
observed 76e7cec0ac65ef0e668a18282673454f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:55.328777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097829/publication.txt
observed ab3115042717c0ff5bee3cdf9596ed87...
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.