OpenTechnical

OT-2026-000012352

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed 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-2026-000012352) never changes.

Identity and time

Publication numberOT-2026-000012352 · never reused
Internal UUID01a0ae6d-39f6-78f1-971a-0046dd0b1b67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012352
StatusPUBLIC

Content hashes

Canonical text16e9466ebf41dd13b03f2e5f72192dad7c913b5b3f2da457818ab6d57b1055ac
Markdown349c3a30ac7a79b37ebee377208364b55e23f8d3fbba9914e9476c56d4130c0a
PDF
Publication page1132e6b6c994209520691361cf9aab34625606b0306f6bc58fa6173309f1c717
Manifestcb3fc62b16faeeb250784fab5657f32aedaface911f57c41c2939eafe78b2eb2

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
SignaturexmY3aA03688bogTt6XpOhdSr6g+zU6+3kI1UvxWwZqCnlS4g39C4y2k52lxqaN4RQum6mOYGVsP2ITVzVvSCBw==
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

2026-09-17T12:11:50.078610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012352
observed 1132e6b6c994209520691361cf9aab34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:50.059963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012352/manifest.json
observed cb3fc62b16faeeb250784fab5657f32a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:50.041822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012352/publication.md
observed 349c3a30ac7a79b37ebee377208364b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:50.022908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012352/publication.txt
observed 16e9466ebf41dd13b03f2e5f72192dad...
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.