OpenTechnical

OT-2026-000035997

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000035997) never changes.

Identity and time

Publication numberOT-2026-000035997 · never reused
Internal UUID01a0ae77-01cd-7faa-8d86-ab60d791a7b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035997
StatusPUBLIC

Content hashes

Canonical text737e9960faca0a07abb287ca435133a83536c8fb6eba8f4fe707304bb9b4b4ff
Markdown442a53e66b1afe0ce579a8e70508d1ede3cc5b84e79002886c4caa3f2010f226
PDF
Publication page69e7e2d8cedfaf06bd1fdbf93c3ded6597dbf4071f3a85d086442d60afe622d6
Manifestb5328974b35e7e11e11d20e42c7dc79dac46c4cfaea1d365b7ff26c4084a7a8f

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
SignatureNiCshblU1d4BXyEWqID0dYHOk0qQzy4GYZ7OP3FZ/TpthI9DREsD8ZElMjZ35zMx1QbcU3rEV3cFCIp5wMCYAg==
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

2026-09-17T11:26:09.426988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035997
observed 69e7e2d8cedfaf06bd1fdbf93c3ded65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.409687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035997/manifest.json
observed b5328974b35e7e11e11d20e42c7dc79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.390730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035997/publication.md
observed 442a53e66b1afe0ce579a8e70508d1ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.372608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035997/publication.txt
observed 737e9960faca0a07abb287ca435133a8...
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.