OpenTechnical

OT-2026-000040510

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000040510) never changes.

Identity and time

Publication numberOT-2026-000040510 · never reused
Internal UUID01a0ae79-6d0d-7200-bdbb-f3c5696674e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040510
StatusPUBLIC

Content hashes

Canonical text9823c64e84f971a2f2d1b44c17b8a20b8cea444b77652cb026d03c0176f213d7
Markdownaa37c36ca1c2e88c24f90bfb6aacc77cae15ababe4d038863a90225149061952
PDF
Publication page1bc6f5bc459088c65f72f24a3485dde25f7fd03c27db2a4eb69ddc5830c1f526
Manifestd7b35cd4d8e34ce7341fa9e2ed2af188924954fea4627d13ef4a74d99d0c73f4

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
Signature5yk08Cd0hYMUdU8gPI57a4yeoxQMsUI+Wo7g9f71psB50u4HeOzCHzqy3K6vpyWSTdlFUBvkQllggZcJ1cvHCw==
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

2026-09-17T11:17:33.441590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040510
observed 1bc6f5bc459088c65f72f24a3485dde2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:33.423582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040510/manifest.json
observed d7b35cd4d8e34ce7341fa9e2ed2af188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:33.403953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040510/publication.md
observed aa37c36ca1c2e88c24f90bfb6aacc77c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:33.382277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040510/publication.txt
observed 9823c64e84f971a2f2d1b44c17b8a20b...
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.