OpenTechnical

OT-2026-000057762

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000057762) never changes.

Identity and time

Publication numberOT-2026-000057762 · never reused
Internal UUID01a0ae88-6ed7-7790-83ff-7ec7d8c7956b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057762
StatusPUBLIC

Content hashes

Canonical text580ee7edef147f448fd3a7bf6b42f3dbd45237ed7678f1f0e22e769a26dae168
Markdown15ba5b0c2dea469fad9804d4630f1181d1d9368eea0cf209fb915d490c566383
PDF
Publication page76d9442503772d7f2d6394d107a1d14ff4544aad99ef2c91f3a8429a12866e86
Manifest8a4dfeb916c3f04c69fae0ffc40d892e34d58eea30e57ed01a4bce1939fc0b7b

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
SignatureGV4/VUFmutos7XZhmXqxwgEVkJQqF/TlOheGxmaBJwKigdEo+w+K/pEMzZhkEucANKp7zyWbImmOTnp6K5isDw==
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

2026-09-17T10:47:18.505049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057762
observed 76d9442503772d7f2d6394d107a1d14f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.487669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057762/manifest.json
observed 8a4dfeb916c3f04c69fae0ffc40d892e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.469356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057762/publication.md
observed 15ba5b0c2dea469fad9804d4630f1181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.451466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057762/publication.txt
observed 580ee7edef147f448fd3a7bf6b42f3db...
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.