OpenTechnical

OT-2026-000018965

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000018965) never changes.

Identity and time

Publication numberOT-2026-000018965 · never reused
Internal UUID01a0ae6e-d522-76c7-be91-e368093cb1a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018965
StatusPUBLIC

Content hashes

Canonical text8020c534f18c3b98eeb2c3b5249a19fc2d7e372eeaafaaa3f1a648cfe3e78612
Markdowna1d12e9b68e49090369a4f1575a069094a24055e9aa1297ab4f26794121ff80c
PDF
Publication pagef95bf0d1cce9f841f0d9e1e6ff163268e44c455113b6ea7b2b1ffe663411e6bf
Manifestc7257c20c189c1f27306888ff0dd6b89ec592f1111443055b5f0569399abd8ee

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
SignatureYLKKRAWwgaNC0PqQCAayeS8/yCl5sP/BQZV2RKMcdDULI2Wpj6kdVy4taHmpqc9UR2WCrH6YANVV9dtB83JFDQ==
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

2026-09-17T11:59:38.379285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018965
observed f95bf0d1cce9f841f0d9e1e6ff163268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.360132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018965/manifest.json
observed c7257c20c189c1f27306888ff0dd6b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.338848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018965/publication.md
observed a1d12e9b68e49090369a4f1575a06909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.321982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018965/publication.txt
observed 8020c534f18c3b98eeb2c3b5249a19fc...
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.