OpenTechnical

OT-2026-000051200

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000051200) never changes.

Identity and time

Publication numberOT-2026-000051200 · never reused
Internal UUID01a0ae83-273f-76a2-a6c5-0853ff520234 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051200
StatusPUBLIC

Content hashes

Canonical text09d508f081da94ec389933669998b1a170a737fcfe6daa13c6bb4d9977c09d3e
Markdown48baa3b774125cbe26d0390857f4969947655af8369d7ac62bce8a9df2f4702a
PDF
Publication page957a9973d6d15a557e5c29c111cc9b0dc595234f47f41148d7a042ea683e429f
Manifestfe36216b2b2d5e59b0f1fc88e09b6835aba5b99f45680b1c62871ae83239e47c

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
SignatureaNE3wdoXkcQnH3N3eeOz4nR+X5JKonCdCFGgMQ/kJfnWN0c9jZSGBQT2eRvy6rwPUovx9fUOoXZ3cX5TyR3OCg==
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

2026-09-17T10:58:58.848675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051200
observed 957a9973d6d15a557e5c29c111cc9b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.828679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051200/manifest.json
observed fe36216b2b2d5e59b0f1fc88e09b6835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.806393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051200/publication.md
observed 48baa3b774125cbe26d0390857f49699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.786706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051200/publication.txt
observed 09d508f081da94ec389933669998b1a1...
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.