OpenTechnical

OT-2026-000046005

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000046005) never changes.

Identity and time

Publication numberOT-2026-000046005 · never reused
Internal UUID01a0ae7d-8f8a-7993-a8cc-fe12db56201a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046005
StatusPUBLIC

Content hashes

Canonical text09e63283f997706103177ce545a70c6145115230653444335d9ddb624f3be31b
Markdown3f9667251a25553202cda2f43f0b75d606d571d106bd855fd17a7a4c070017d8
PDF
Publication paged26b327c5fa66fc3fab656210d6fb53da6e5f48a022aa74e8f2a426243bfda4f
Manifest5915deee82b1db79ce11a7e92c69bbf710979743e0b5570175487118ff13913b

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
Signature0LpY+XCy13ossyuJpnoSYDW4voW6KJulcBZdx4oRSEQxmu5R71syNCdCicGzk1pbBYgMJ5aQWvoUE1SO9TwrAw==
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

2026-09-17T11:10:00.440910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046005
observed d26b327c5fa66fc3fab656210d6fb53d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.421946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046005/manifest.json
observed 5915deee82b1db79ce11a7e92c69bbf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.402574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046005/publication.md
observed 3f9667251a25553202cda2f43f0b75d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.381121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046005/publication.txt
observed 09e63283f997706103177ce545a70c61...
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.