OpenTechnical

OT-2026-000051307

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051307) never changes.

Identity and time

Publication numberOT-2026-000051307 · never reused
Internal UUID01a0ae83-2740-72ad-aad2-784ae3968acd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051307
StatusPUBLIC

Content hashes

Canonical texte8f5821284d10198155e74e274ef48ab28a1391e5c8bfe8c749b526d884153d8
Markdowna7fca03441eeee7c742c5c4b15f1c3052e872210536bbef89b9b9d55491cfe33
PDF
Publication pagea3f19f4a3ddb02e3e34c276f23a16c3f43b3a52a53ee83523c75a244c82c14c4
Manifestd3954b519c612a5713113d041f389c427408f15ca214572e81b0a4b1d10c77eb

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
SignatureJ7Kb9xi1eVulrlZXDG9zAVfXPGdCjk2xbBp6Wh/uIvXewDsa6vkpwDGkZF+RoEiyAJt36PpMy0X6n2QTBPk5Bg==
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

2026-09-17T10:59:07.376401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051307
observed a3f19f4a3ddb02e3e34c276f23a16c3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:07.357963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051307/manifest.json
observed d3954b519c612a5713113d041f389c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:07.337046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051307/publication.md
observed a7fca03441eeee7c742c5c4b15f1c305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:07.317595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051307/publication.txt
observed e8f5821284d10198155e74e274ef48ab...
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.