OpenTechnical

OT-2026-000082444

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000082444) never changes.

Identity and time

Publication numberOT-2026-000082444 · never reused
Internal UUID01a0ae97-4d96-7fe3-a62c-841792d14514 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082444
StatusPUBLIC

Content hashes

Canonical text00d41d4e25558b6fa8addb0bba7068b7087fbfd6c0f78dd5392b33add4614177
Markdownd315817d39cfa3f1ba06bf08500201738be16fe474b2f6c83fb67b5fefd5885f
PDF
Publication page03937b0c477e4872c733528b5dd6f64f7425d3d08a4ba5361d754b872943a76c
Manifest0ccb76a0289e4265cc7e2f1fd838274ffbffd5dedf171c04619908202fbf5ffd

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
SignatureJ36abXH/9P9ZnI2xMnyeD+pfsK9duke7iHdnvTOZBbzg8KCAt6TQTkKllao68Z3hwQX0/I8uuonZ5AIyusvuBw==
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

2026-09-17T09:59:26.557381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082444
observed 03937b0c477e4872c733528b5dd6f64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.539496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082444/manifest.json
observed 0ccb76a0289e4265cc7e2f1fd838274f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.522339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082444/publication.md
observed d315817d39cfa3f1ba06bf0850020173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.504143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082444/publication.txt
observed 00d41d4e25558b6fa8addb0bba7068b7...
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.