OpenTechnical

OT-2026-000035644

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000035644) never changes.

Identity and time

Publication numberOT-2026-000035644 · never reused
Internal UUID01a0ae76-b4c6-74e7-b714-ba3b44bfeef0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035644
StatusPUBLIC

Content hashes

Canonical text9cf04079ac4126107238969cdd8b6425ad7a51286d4e92003da0071fd2760a82
Markdown9959bf58741f247b5590cdcf21529035e5c61e43a0a4df201661746576ec5e03
PDF
Publication page9357fb7fcd13a9f3e86382a9483b9c624475fbce3c7c7e0fa2d04ec6794c81b0
Manifest333fbcfbb11abb2c764470847ad6ef433f73d46b823418ebd8b124445f999eda

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
SignatureUttwOuyD1HBedw/NQih2EVNbtZSd8+KjqL2BQ1ivRDJ2r1LpnbAuh3DX7gHqY18g7tfKyAVjYJAF5lcX8JTWAQ==
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

2026-09-17T11:27:11.829194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035644
observed 9357fb7fcd13a9f3e86382a9483b9c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:11.810112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035644/manifest.json
observed 333fbcfbb11abb2c764470847ad6ef43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:11.792303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035644/publication.md
observed 9959bf58741f247b5590cdcf21529035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:11.775718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035644/publication.txt
observed 9cf04079ac4126107238969cdd8b6425...
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.