OpenTechnical

OT-2026-000035972

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000035972) never changes.

Identity and time

Publication numberOT-2026-000035972 · never reused
Internal UUID01a0ae76-b4ca-769f-819c-2b2f888ef2d0 · 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-2026-000035972
StatusPUBLIC

Content hashes

Canonical text12e9491fd055af9cf481bb52173262fff0974a28f7622e0d8f471b651f554452
Markdowna12495be30136d93cb2a5830f46b26050b94e5b74cd8b1873c59785889a9bb3c
PDF
Publication page136e0f31344d899afd9b5e44d9bf9621131e98eb9e2b48a46b69d9d20449ab4b
Manifest94336e6869083a22925d7abd41d33dfc689a9657eb7c23eb56ba3d279aaa942f

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
SignatureUzbKw19yji4Z7ThqHu7+8g7bxlsf27IsCI/rcnXwK06mBNYfQKzdraFBoi3Vwx89RyvgxDRgi6exCnYR5pe4Cg==
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

2026-09-17T11:27:50.104808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035972
observed 136e0f31344d899afd9b5e44d9bf9621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.087471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035972/manifest.json
observed 94336e6869083a22925d7abd41d33dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.070731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035972/publication.md
observed a12495be30136d93cb2a5830f46b2605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.052485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035972/publication.txt
observed 12e9491fd055af9cf481bb52173262ff...
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.