OpenTechnical

OT-2026-000043045

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off after 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-2026-000043045) never changes.

Identity and time

Publication numberOT-2026-000043045 · never reused
Internal UUID01a0ae7b-3278-7b8d-b149-d0586bb573f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043045
StatusPUBLIC

Content hashes

Canonical texte5e2efc5bed5bfca0094a2d192cd6b68e79353f43c9d5bd6ab37c3acdab2f0a8
Markdown7603c656df57b491c5482d99c00b31b1a9d46a6929cf475b5fe81e0b42d68de3
PDF
Publication page81e37076ddf8a18d3cb74b6e1d4212627dfa4af044336907cee6edf4bad0ced9
Manifest835a2ef39cc1b069b214353709d8adb1130531c86af25fc6d3a7c404d2a9a907

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
Signature5jLTEBZezdFu+W/G/4ENmCjZEJCNrOi8vMJn13ot/opHCTtVBGEPQs/eYMani8fMHpRJmMzClGbihgVsBNHbCA==
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

2026-09-17T11:13:26.976792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043045
observed 81e37076ddf8a18d3cb74b6e1d421262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.957763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043045/manifest.json
observed 835a2ef39cc1b069b214353709d8adb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.939131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043045/publication.md
observed 7603c656df57b491c5482d99c00b31b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.919438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043045/publication.txt
observed e5e2efc5bed5bfca0094a2d192cd6b68...
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.