OpenTechnical

OT-2026-000083340

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000083340) never changes.

Identity and time

Publication numberOT-2026-000083340 · never reused
Internal UUID01a0ae97-c964-700d-9c59-ba0a518a968a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083340
StatusPUBLIC

Content hashes

Canonical textbe1c5241733196e890b50fd7e5d6f526d8bb408d00498d287d9963d8a7e8a290
Markdown42db918881fb0c65f7c2773a15aabc55dc13a7a3704d6e0256cad5724ce42ab4
PDF
Publication page4ae6b4f83ec4bd2e4aa3899d019dbba6edd675e525523036ad9276051bed884b
Manifest15835b9321dc492cc2c76d1f98c03677794de8006249e57bcf7a4096e93af298

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
SignatureLwBQEdDjbcuXEsbQ5MQpJnbbZNN6HqVK9mmiVjuJW9ek10AUbtngJjgGElgFe3Xo9p1roES5FDT/kB99bFqxDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:36.668466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340
observed 4ae6b4f83ec4bd2e4aa3899d019dbba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.651405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340/manifest.json
observed 15835b9321dc492cc2c76d1f98c03677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.633735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340/publication.md
observed 42db918881fb0c65f7c2773a15aabc55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.608853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340/publication.txt
observed be1c5241733196e890b50fd7e5d6f526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.410783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340
observed 4ae6b4f83ec4bd2e4aa3899d019dbba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.393743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340/manifest.json
observed 15835b9321dc492cc2c76d1f98c03677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.363861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340/publication.md
observed 42db918881fb0c65f7c2773a15aabc55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.336686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083340/publication.txt
observed be1c5241733196e890b50fd7e5d6f526...
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.