OpenTechnical

OT-2026-000074758

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000074758) never changes.

Identity and time

Publication numberOT-2026-000074758 · never reused
Internal UUID01a0ae93-ac2b-7067-ab1b-b8cb07bdf94f · 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-2026-000074758
StatusPUBLIC

Content hashes

Canonical textd58c2fae4a8724141ff63930182d4761c4d924cab87175230383c79b64645eeb
Markdown59d552501186483f2a7d169bad4e5f2c765608f4dd1639b327b5b21cf03fc0d0
PDF
Publication page16c559e40f8e24cbf44c8dd5b5ca074c654ca8e7f324dda380a67c3b09f08cb1
Manifestddf46d7c62f210f14cc90ba4e23258ff0825e71a3e5bf8ecd1f41bccaf5e021d

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
SignatureYXHolGk6+0hAiM5wynYcMpqCaTTA3FAglYNasoAf6KJnQDV/vgRhBo0LPOnOIq0Yo+T8mL/GOxFz9yMp260zCg==
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

2026-09-17T10:18:26.868883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074758
observed 16c559e40f8e24cbf44c8dd5b5ca074c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:26.848228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074758/manifest.json
observed ddf46d7c62f210f14cc90ba4e23258ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:26.827619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074758/publication.md
observed 59d552501186483f2a7d169bad4e5f2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:26.807261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074758/publication.txt
observed d58c2fae4a8724141ff63930182d4761...
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.