OpenTechnical

OT-2026-000049366

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000049366) never changes.

Identity and time

Publication numberOT-2026-000049366 · never reused
Internal UUID01a0ae81-8f7b-71f9-a72e-8fe1d1f2b3dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049366
StatusPUBLIC

Content hashes

Canonical textf5785b9b8e7304fcec60ce8f8f1a03c86d31ff6069fd683b0fa4e65f64defb8d
Markdown8d590642a21aacba385fe3a11d52666ab349c418490beacecc8a4d117c3ffb2a
PDF
Publication page325f3d803b17b487f81d4f84b143578818f2e4b615a0ad73664bb55effe3be4c
Manifest0f9a96b50ab9da7bc5904e2eda67f4a04d93f7090624da2e7cfaa483d76f2bd2

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
Signature1b5Q20LRnswlcnbEAothw2unjo+FGX6ujIS696bd/nRkUVmFYuOpwv+/3uYAXc9E2E2h68FGK5S/9y6QozX9CQ==
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

2026-09-17T11:02:09.972366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049366
observed 325f3d803b17b487f81d4f84b1435788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:09.953736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049366/manifest.json
observed 0f9a96b50ab9da7bc5904e2eda67f4a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:09.930962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049366/publication.md
observed 8d590642a21aacba385fe3a11d52666a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:09.911755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049366/publication.txt
observed f5785b9b8e7304fcec60ce8f8f1a03c8...
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.