OpenTechnical

OT-2026-000045152

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000045152) never changes.

Identity and time

Publication numberOT-2026-000045152 · never reused
Internal UUID01a0ae7c-f769-7614-942c-25ab9a1b2eb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045152
StatusPUBLIC

Content hashes

Canonical text0f0635d6c0d0cbb837bec47ded7d00bd7cf4fb850c57f443459359b77951d10d
Markdown296c5eb1eae929beeb1bf7bbb7a43a558454b0af5f5d76be24a3ae43863e5908
PDF
Publication pagee7ea3eb20311de12b3a45422421393c118190391c540b37d2dfc2a8ccc9792ef
Manifest81f2878a8dbf2fb5c2b16f45c28e04e087ba7ad66255a833ed5c6a2602e1bddd

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
Signaturex8dfHxGIo1PqYdPei5k3mgsfrn2lBBSsFPmb/nWoc6wNFk+6ClFW00v4WzFBOvTExLhAq8rmhLY3ToG2kfzdBQ==
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

2026-09-17T11:10:18.459151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045152
observed e7ea3eb20311de12b3a45422421393c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.440250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045152/manifest.json
observed 81f2878a8dbf2fb5c2b16f45c28e04e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.420661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045152/publication.md
observed 296c5eb1eae929beeb1bf7bbb7a43a55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.401365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045152/publication.txt
observed 0f0635d6c0d0cbb837bec47ded7d00bd...
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.