OpenTechnical

OT-2026-000060331

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000060331) never changes.

Identity and time

Publication numberOT-2026-000060331 · never reused
Internal UUID01a0ae8a-5a75-717b-81f5-cc7079209b2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060331
StatusPUBLIC

Content hashes

Canonical text36136c330a9162f9ca41871780680bc8c1fd75110bc52ae42144fcb459cead43
Markdown058b31b6dd2b879a5651d178ecf66ffce275ad17e385d6e6f9118cf072e022f2
PDF
Publication pagebe2ac1f9fbf6c64063168729077d35e216a6af662f89a84b771f38149c786bb9
Manifest2168c77fc240184dd9d461af0cd648d65e10864f195c092dad99c388db867e45

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
SignatureUqnmGaUaxLIXATbkLV9lQypBU6l8neF5hiB2qIrjVAQg7iPqkP9Azv3fL4lIyk0nSsUme6AScp8LmWIFihyFDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:03.210545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060331
observed be2ac1f9fbf6c64063168729077d35e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:03.173984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060331/manifest.json
observed 2168c77fc240184dd9d461af0cd648d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:03.134528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060331/publication.md
observed 058b31b6dd2b879a5651d178ecf66ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:03.099181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060331/publication.txt
observed 36136c330a9162f9ca41871780680bc8...
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.