OpenTechnical

OT-2026-000025961

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000025961) never changes.

Identity and time

Publication numberOT-2026-000025961 · never reused
Internal UUID01a0ae71-a83f-792e-9a3e-0f6e9f2c02a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025961
StatusPUBLIC

Content hashes

Canonical text8acef103971df1bbc2d8966fc2231ce31a9d2eecdb2d0903508233184d422234
Markdown0e6752e1254a896f521f661c765efa4f9387ab2bcfbe717d0e73ce221d47dfcf
PDF
Publication pagec2d8b79993d217a4ba1e719cd61f6ef6d0b1536b88e671f09f08e0b2f6e30c7d
Manifest411e4cf5cc275ae5407328b17f943c8dcefa45c731533e7abf291dae1fd9a8ae

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
Signature+m4+LYpqtBlILL5jP53sXhXeqz4Pw9nn1meGFcaEdN9nRjv0O8I9/s8ohTE8AVgBUml8ZDP9XJSk1Klm3KMSAA==
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

2026-09-17T11:46:01.688056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025961
observed c2d8b79993d217a4ba1e719cd61f6ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.668168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025961/manifest.json
observed 411e4cf5cc275ae5407328b17f943c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.649554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025961/publication.md
observed 0e6752e1254a896f521f661c765efa4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.631691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025961/publication.txt
observed 8acef103971df1bbc2d8966fc2231ce3...
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.