OpenTechnical

OT-2026-000009327

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, 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-2026-000009327) never changes.

Identity and time

Publication numberOT-2026-000009327 · never reused
Internal UUID01a0ae6b-7561-782b-bf8a-25ad6a122492 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009327
StatusPUBLIC

Content hashes

Canonical text5ffbc14af9736f467db0dc915e2ffe9b144531c409ec69e5546fc6e853b7bab1
Markdownda90f2c0b64e29063fc5803b37748182dccb9237b6f0966ab86e5660cc843a4d
PDF
Publication page5752a468e4cd3908d37132377edd76cc6f1749b08dde2003626372db4cd85050
Manifest62fe9a3ed610c0c0533cf2023cb2789adde502fd619f1659136d816a1a0e5e69

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
SignaturecWSkAfc7SilpWvD+hscB2kJRGEKn1BESx6DvJ6yoRynqNxnDctG8ve9WjAMVgjzGpXYEwFAFvVSHRYmttkLZBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:34.964936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009327
observed 5752a468e4cd3908d37132377edd76cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:34.946565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009327/manifest.json
observed 62fe9a3ed610c0c0533cf2023cb2789a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:34.928204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009327/publication.md
observed da90f2c0b64e29063fc5803b37748182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:34.909584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009327/publication.txt
observed 5ffbc14af9736f467db0dc915e2ffe9b...
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.