OpenTechnical

OT-2026-000074772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000074772) never changes.

Identity and time

Publication numberOT-2026-000074772 · never reused
Internal UUID01a0ae93-ac2c-7c6d-9398-bbbf48011f80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074772
StatusPUBLIC

Content hashes

Canonical texte49b72cb3abaff3e427632b24379fa75b50d529a55b5919fd59e6dee9c371785
Markdown6f9e0d00588ebc2f4128ff9cd25fc8204c03ed2090ef00caf310606ccb581ec4
PDF
Publication page7f36243b06130b1c284e4916269d363646a8f06fb58d2dfec1fb53c53a3e4d99
Manifest68a36ae477fe6013aabf0b1fef065a3cbbef1ef31b52fbeb844256eae6fdf047

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
SignatureFxf8GF446/v5WR2B5y4Yn0oibxg6uukdurx4NEXXEL10QA7sASz3GZivsDHT/zbWg8eN2QWNIkN93dyfgCmVDQ==
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

2026-09-17T10:18:28.011719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074772
observed 7f36243b06130b1c284e4916269d3636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.991173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074772/manifest.json
observed 68a36ae477fe6013aabf0b1fef065a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.973089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074772/publication.md
observed 6f9e0d00588ebc2f4128ff9cd25fc820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.956460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074772/publication.txt
observed e49b72cb3abaff3e427632b24379fa75...
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.