OpenTechnical

OT-2026-000069892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000069892) never changes.

Identity and time

Publication numberOT-2026-000069892 · never reused
Internal UUID01a0ae91-1860-759b-bb6c-2ab8a010cc36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069892
StatusPUBLIC

Content hashes

Canonical textc706afd66c530c073a36f54b8feea44c9cd9b5050bb8c39e127c56dc3a3f692e
Markdown9a7589135f201c12f75e27acfd7495d56e48d7f62757ff9ae210eff8fc321336
PDF
Publication pagee42853dc346fee454013e95088e1f4e87529788ffb61a41b5a72bc75af630316
Manifestd87abdbc87788cf34dc61b003be9cfba618589bc87fd8d973b81a0de5b443e7d

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
Signature1aTy5B476+3Booj7yIUPcU+m3/CAX+I6zcd3Kklhyo85b51mVl6Eija6jj82iJ+oZZW5oNSP9EEIjLoHuwIYBA==
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

2026-09-17T10:26:43.517305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069892
observed e42853dc346fee454013e95088e1f4e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:43.501011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069892/manifest.json
observed d87abdbc87788cf34dc61b003be9cfba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:43.482485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069892/publication.md
observed 9a7589135f201c12f75e27acfd7495d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:43.464810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069892/publication.txt
observed c706afd66c530c073a36f54b8feea44c...
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.