OpenTechnical

OT-2026-000023894

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000023894) never changes.

Identity and time

Publication numberOT-2026-000023894 · never reused
Internal UUID01a0ae70-aed6-724d-a7ee-0d2501d86227 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023894
StatusPUBLIC

Content hashes

Canonical text929e77a32fb8dfa966b875ea1d20aa1afef452effdb6fe0d536152f2fa5f1324
Markdowna13ab955454d9ca9553e5e5a18c04270b72f528776700a896355f450b1534805
PDF
Publication page3241d21c02a242987b565c698a705662e5d56a1a61bbc0b936bc776f405d7643
Manifest0d8f1ec1ee4fe8e8b6393fe2bd7d44e0ca71a989b15c56b41817c6f67c79d2d5

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
Signature/ffBGZTV0rFjOVM0cczfN/H0EuAKduMHYsHYoJ/f2qbPAGBJYarThqDi+ShXx5zhyjSij0k+G+B0WM26N10yBQ==
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

2026-09-17T11:50:30.477915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023894
observed 3241d21c02a242987b565c698a705662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.459422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023894/manifest.json
observed 0d8f1ec1ee4fe8e8b6393fe2bd7d44e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.440003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023894/publication.md
observed a13ab955454d9ca9553e5e5a18c04270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.423160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023894/publication.txt
observed 929e77a32fb8dfa966b875ea1d20aa1a...
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.