OpenTechnical

OT-2026-000022370

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000022370) never changes.

Identity and time

Publication numberOT-2026-000022370 · never reused
Internal UUID01a0ae6f-f4fd-7284-b1b3-a73e7ef11b8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022370
StatusPUBLIC

Content hashes

Canonical text5d40f1492fcfc4df4992ec320f2a6c2861606e41c2eb37463c760e57454780d5
Markdown645d83073fe39460b3623b8e9ba33987203d50fdc0bd35e91c73aa593717ee2b
PDF
Publication paged4d5abd268f6844e398cec85494c02ec13f9518c8b2b68cb7c40d42c7519c672
Manifest805a8c1b9acfca72afbb6dc864b333b8aeaad41b5d9224937e9720709beaf9ef

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
Signatureku5PEw9yuaff/sSlPh1bAVhYv87nFa8JYM7LWBgl0DcI9j648SYgOLxaadOVYjZa1SNE2hg4GFFoIzt6QB3rDA==
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

2026-09-17T11:53:44.392940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022370
observed d4d5abd268f6844e398cec85494c02ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:44.377113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022370/manifest.json
observed 805a8c1b9acfca72afbb6dc864b333b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:44.358136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022370/publication.md
observed 645d83073fe39460b3623b8e9ba33987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:44.340294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022370/publication.txt
observed 5d40f1492fcfc4df4992ec320f2a6c28...
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.