OpenTechnical

OT-2026-000016307

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000016307) never changes.

Identity and time

Publication numberOT-2026-000016307 · never reused
Internal UUID01a0ae6e-2d12-7939-88c8-9f0ff9cef3f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016307
StatusPUBLIC

Content hashes

Canonical text9d09d1ece6c0eeba2f5fe17c9744f420c45294763b64cc27c099826b421346dd
Markdown50f813ea40ef1016597ebb4dc4e75f966de628ed5cd5c50dc6d4515f3b38e300
PDF
Publication page380299fc2050ea5ef7f75e5a1b33664ab7c56ec14b73dc59f7c8751a56a56414
Manifest6911db529c31f248ccc3d1c951dae254392117d73603129cdbd99ef2887f1539

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
SignatureGhDcuApjyFkzekzoUIpWEt4/6QpmlCqoluqQwFTZtDJCkgoOO63yElcWh9MxLtahXf7qKZGQ4juI0jpyaf26DA==
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

2026-09-17T12:03:48.224585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016307
observed 380299fc2050ea5ef7f75e5a1b33664a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.205824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016307/manifest.json
observed 6911db529c31f248ccc3d1c951dae254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.186828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016307/publication.md
observed 50f813ea40ef1016597ebb4dc4e75f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.165162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016307/publication.txt
observed 9d09d1ece6c0eeba2f5fe17c9744f420...
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.