OpenTechnical

OT-2026-000025792

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000025792) never changes.

Identity and time

Publication numberOT-2026-000025792 · never reused
Internal UUID01a0ae71-a83e-79f8-b68f-e3b96f798b1f · 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-2026-000025792
StatusPUBLIC

Content hashes

Canonical textc6c34d747081d05895800608f893055de85d69f151a1d3671f9a677c5c7cc826
Markdownb30c6faf265a066c27c3c800c8461c40e88e8f85bd09c2d50140159e443e64d9
PDF
Publication page1d4131970b699064248afcf9b7a8d1c46b3920240c5f82d5e1b8601acfd73416
Manifest7e27d223c6c94732a91684ebd1c4ff1c3fa471995cd0a5f2ef0d1d764d271dfa

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
SignatureBnMtOrguDshHjqrQdZ0+COPTZJ9TjTZw1mu97wTVNk/soTKhfmVmjXsU2n1+8mCa4Kf/CxleGqB8Ri2qkm4aAw==
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

2026-09-17T11:45:59.861769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025792
observed 1d4131970b699064248afcf9b7a8d1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.843253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025792/manifest.json
observed 7e27d223c6c94732a91684ebd1c4ff1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.826282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025792/publication.md
observed b30c6faf265a066c27c3c800c8461c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.806390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025792/publication.txt
observed c6c34d747081d05895800608f893055d...
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.