OpenTechnical

OT-2026-000010121

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000010121) never changes.

Identity and time

Publication numberOT-2026-000010121 · never reused
Internal UUID01a0ae6b-cb7a-7d7c-bd5a-27eb8c88956c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010121
StatusPUBLIC

Content hashes

Canonical texte7fdbc765cd572743bd50982c3368090e6d576f6bb2b39df3830ae49f2fd2d4c
Markdownd0152b5e1c12577ff608314da22f8c85bf1c7b3c6c3d54c40fe68f68ac75a4a4
PDF
Publication page4c973070930736838cf991314966db9b25a595b635a866bb56aba4c1462bb6d8
Manifest5b0f26b4eed2a4aaa646584e27c572285fd152130e974bb5faef387fc0d6e5c2

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
SignatureBrxz7uS1hRz9US6fDMLcV1NH4ZboWpvCdW8X5SWYvrSUn13CZMDwfZMojYoUDIeaEU1EZthIz39jMejZZ7EYDA==
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

2026-09-17T12:16:12.841027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010121
observed 4c973070930736838cf991314966db9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.822825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010121/manifest.json
observed 5b0f26b4eed2a4aaa646584e27c57228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.804461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010121/publication.md
observed d0152b5e1c12577ff608314da22f8c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.785445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010121/publication.txt
observed e7fdbc765cd572743bd50982c3368090...
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.