OpenTechnical

OT-2026-000047593

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000047593) never changes.

Identity and time

Publication numberOT-2026-000047593 · never reused
Internal UUID01a0ae7f-3e59-77b7-8de9-9c1b4629b90f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047593
StatusPUBLIC

Content hashes

Canonical text66f33a315c522ad7cda2134e1dfea5c15b8c2964a7b5e9db074b3b42d90e3f75
Markdown0da9c168041415b13513970b4678235fda11e547344daae681e72948887be132
PDF
Publication page46e15fedbee6784444d1287d04801da48a5d80770294f5d3ee1aa416aae78d9f
Manifestcdd4cc51ba6cadb23b7524f638c719c6b361ecdb9fc0f71a77d2316b50259ff4

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
SignaturePeYUMLvdgMOP//j4C/8U4rQYV3KUuJVTk2COqhAmk+d1DHhUH94Epfuax5Jp+Nn8A5G0TXv9KSvNOqYjdrVaBg==
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

2026-09-17T11:06:43.665350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047593
observed 46e15fedbee6784444d1287d04801da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:43.647931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047593/manifest.json
observed cdd4cc51ba6cadb23b7524f638c719c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:43.629317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047593/publication.md
observed 0da9c168041415b13513970b4678235f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:43.609247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047593/publication.txt
observed 66f33a315c522ad7cda2134e1dfea5c1...
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.