OpenTechnical

OT-2026-000009248

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000009248) never changes.

Identity and time

Publication numberOT-2026-000009248 · never reused
Internal UUID01a0ae6b-31b9-7ba2-8639-5d21d04c5fb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009248
StatusPUBLIC

Content hashes

Canonical text81c53e9fe19aa20da9cdc243ad0082583c9d57fb37b4eeee7d3856eec250b6ad
Markdown5cf4391df9195653990d6e4a792ce606ce2d1c2070a31886ca8df3fde2d59e16
PDF
Publication page54ce2caf2c27c5c693f32d0e0114cae64d8a49ba2252bc42d7304b0058eb4f01
Manifest44898b12afae2f514d52c93fe6c8dd23b5b0c7cfe6b806523a3a2dea40befdad

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
Signature9Jd7Rj0xPp/tGXrtAggCV0VnxCNQ9K4aeTkI2/Z/Jf5Rqc5+3DQqZesQQ0uldQEmEZeAXIJh+StfaziN7pT6BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:59.185557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009248
observed 54ce2caf2c27c5c693f32d0e0114cae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.166556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009248/manifest.json
observed 44898b12afae2f514d52c93fe6c8dd23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.145633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009248/publication.md
observed 5cf4391df9195653990d6e4a792ce606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.126276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009248/publication.txt
observed 81c53e9fe19aa20da9cdc243ad008258...
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.