OpenTechnical

OT-2026-000065793

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000065793) never changes.

Identity and time

Publication numberOT-2026-000065793 · never reused
Internal UUID01a0ae8e-46fb-7a9f-bdcc-ed9b4071a4f5 · 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-2026-000065793
StatusPUBLIC

Content hashes

Canonical textc78f68fdf9389758ecdc61621f94885d4fc0585e88804242f1a2aff835e04f55
Markdownbcaa74acf3e82ba0b545bdb2e257c8e210b250fee52be7545f4cc61e2a2cef5b
PDF
Publication page6d3b465d81fd68a94717a4095afc0a34e19f2331880d62d466f7f5942f4be715
Manifest0d0307907f68a78cbf01f07a1d38330f1f82570028c6471d1540c2bcae019fe1

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
SignatureMH4xwqPqjVpA3Hh32kWAUvWpagAlylY3LBZkG3HuQPLxK0kUpEZ6JE/NhFmV5tEcRSXZBvtKB/4FqzB+6IM3Cw==
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

2026-09-17T10:34:14.021035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065793
observed 6d3b465d81fd68a94717a4095afc0a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.002970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065793/manifest.json
observed 0d0307907f68a78cbf01f07a1d38330f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.985317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065793/publication.md
observed bcaa74acf3e82ba0b545bdb2e257c8e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.969463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065793/publication.txt
observed c78f68fdf9389758ecdc61621f94885d...
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.