OpenTechnical

OT-2026-000026234

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000026234) never changes.

Identity and time

Publication numberOT-2026-000026234 · never reused
Internal UUID01a0ae71-a841-74ee-85e1-9ee6dc83af20 · 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-2026-000026234
StatusPUBLIC

Content hashes

Canonical textf40b36bf024805e91f1c9c48e9500926513d36c70aa8b22714ca62344135a806
Markdowneca89eae49984e6bf0cc7b41b73773d0f00cd5211c943d68b0fc2be460b4f53a
PDF
Publication page6a15b1e077c14b539a95b9659dbb8ac40d87fe8deeaeb80105dab36bb30238ef
Manifest75ac0c45feaee18b661312e53dae84e618924b49ea2f85cdd998c1675cb5b87e

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
SignatureZjCsiFxqdjQUKvcnRH0bVY7naMYcoQfh17OCeKSJfp0gXbjwPQAPYwYZ3wf6S6xJiE+UIwZEBtnVsdUlNOxxBw==
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

2026-09-17T11:46:45.947667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026234
observed 6a15b1e077c14b539a95b9659dbb8ac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:45.929901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026234/manifest.json
observed 75ac0c45feaee18b661312e53dae84e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:45.911462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026234/publication.md
observed eca89eae49984e6bf0cc7b41b73773d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:45.893558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026234/publication.txt
observed f40b36bf024805e91f1c9c48e9500926...
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.