OpenTechnical

OT-2026-000006097

Publication integrity record

Vacuum cup gripper, three zone face, two outlet manifold, pump fed, contact triggered

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-2026-000006097) never changes.

Identity and time

Publication numberOT-2026-000006097 · never reused
Internal UUID01a0a94f-3a8d-7290-93c7-f9441e4e8bf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:16.976740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006097
StatusPUBLIC

Content hashes

Canonical text1d84befad9696208c6c71778c617e6eec1b759906a4c9a544b1493c77132ad77
Markdownfe55a5cc5b4de68722f2c34bccd510188eb318a7aa0e8b99bd000483bed87f72
PDF
Publication pagebcc57ebac2772396ba656d593d25e1bd968146f536f12173b4180996e4420d80
Manifestfad9352ca08b1f10eb34a323812be0b6b0a628e3b8ba4b8da4f636334ba0ce73

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
Signature1sY7BPD2FxeCqXAYJ+ZYAfBO9cLJMiCis/6B9AkwiQFqRhxeHkW3+th7/taVuSvI63mMoVaoKzvXMZtwrlqmDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:27.885975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006097
observed bcc57ebac2772396ba656d593d25e1bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:27.873686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006097/manifest.json
observed fad9352ca08b1f10eb34a323812be0b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:27.736132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006097/publication.md
observed fe55a5cc5b4de68722f2c34bccd51018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:27.722771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006097/publication.txt
observed 1d84befad9696208c6c71778c617e6ee...
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.