OpenTechnical

OT-2026-000014924

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000014924) never changes.

Identity and time

Publication numberOT-2026-000014924 · never reused
Internal UUID01a0ae6d-d095-720b-b9aa-1b92bd862203 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014924
StatusPUBLIC

Content hashes

Canonical text2ffdbf33c019ef81ee9c90da692124a72c5124c96961a021431d2c52c6a0b7ed
Markdowncdc93e3cff884d472aab905016a8cc5678119c33a20ade4bcf6b58a424a8e6ce
PDF
Publication page8d71c6714a3c967dc7c876fc1e8b4ba11f6d97bedc92173b7566851c37cf019d
Manifest24acb1564d321cf1b6acc5dd3e158b9f6db39a9818a877d2bb159cc2cf6be42d

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
Signature5Rim/HJJ+O4AdtexMD7veFlvdmNOw8kzMJ+yTG3NLJ711/LNBcwQ9IDP0YH59pYcucWFPWBLEOtbiXPDqnC1BQ==
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

2026-09-17T12:06:51.852693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014924
observed 8d71c6714a3c967dc7c876fc1e8b4ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.835120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014924/manifest.json
observed 24acb1564d321cf1b6acc5dd3e158b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.817001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014924/publication.md
observed cdc93e3cff884d472aab905016a8cc56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.798423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014924/publication.txt
observed 2ffdbf33c019ef81ee9c90da692124a7...
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.