OpenTechnical

OT-2026-000069290

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000069290) never changes.

Identity and time

Publication numberOT-2026-000069290 · never reused
Internal UUID01a0ae90-b528-7e3d-9b62-d376d63d99e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069290
StatusPUBLIC

Content hashes

Canonical text098328ccf86343309d5905622f4af5cc43f5017d38ac81d34802749ed8a7b987
Markdowna49a231eb1b085c5e0e1262cb54c71a688c9345d5908a2de1c60d749ba11dc00
PDF
Publication pageeddd363ef2703f35facbeeb119b9f18512d4c6b6157eb4387d46450ea792c311
Manifest9e411e1465c50e8693edf61aa5c738a11022a9e632df98e6ed47d1678b76a875

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
SignatureY9SWd7ZRddmUqIEUUR0xhg06xgxwe6dTztj4DxEjPVwr6V7xSV6DaaW9yTarUJAou//jIf/bCXQH2ZThAjP7Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:02.559509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290
observed eddd363ef2703f35facbeeb119b9f185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.539669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290/manifest.json
observed 9e411e1465c50e8693edf61aa5c738a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.521572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290/publication.md
observed a49a231eb1b085c5e0e1262cb54c71a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.503285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290/publication.txt
observed 098328ccf86343309d5905622f4af5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.435799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290
observed eddd363ef2703f35facbeeb119b9f185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.417589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290/manifest.json
observed 9e411e1465c50e8693edf61aa5c738a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.399022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290/publication.md
observed a49a231eb1b085c5e0e1262cb54c71a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.380607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069290/publication.txt
observed 098328ccf86343309d5905622f4af5cc...
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.