OpenTechnical

OT-2026-000065389

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000065389) never changes.

Identity and time

Publication numberOT-2026-000065389 · never reused
Internal UUID01a0ae8e-46f8-7648-bbb0-a1ad77a11cca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065389
StatusPUBLIC

Content hashes

Canonical text8d50438a6d6d27779733502b2eb5d4c4860397266a11f9d3f4f4f40bee7e1175
Markdownb3cf0e285b7af70d30a098ede13045b83cbcb88c2323ef1b69ac978e857dc07f
PDF
Publication page3dc8df197a180a12e9158c47804c76b767b5727848c2e29293b1dc9a3668f94f
Manifestb2e6a1b0a454df9c6a407b981d27768dac33197c3f5c9e5e0ab04a661fea6783

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
Signature07ByyuSRFvaT02tOxTZTacqfT+yBSJR0SdQll1aQJ9i2q2ctlILTmGfNQpVZYAe7+hJpMdZ5IdsHS+7liYW4BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:38.809501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065389
observed 3dc8df197a180a12e9158c47804c76b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.791848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065389/manifest.json
observed b2e6a1b0a454df9c6a407b981d27768d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.773974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065389/publication.md
observed b3cf0e285b7af70d30a098ede13045b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.755377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065389/publication.txt
observed 8d50438a6d6d27779733502b2eb5d4c4...
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.