OpenTechnical

OT-2026-000078162

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000078162) never changes.

Identity and time

Publication numberOT-2026-000078162 · never reused
Internal UUID01a0ae95-6e8c-7963-b1b8-d893a1c3c901 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078162
StatusPUBLIC

Content hashes

Canonical text9451e4b51e3077486a277fc56e164eea86fefcd2b7022b01af338b3d13b90d8d
Markdownbb18f5058ec72b5c5a7b21f1288d0985a5e8a58cdcad1efabcdefc7d76ed189a
PDF
Publication page1bab4846845ce6569138d35446bbc81bff4cf053778e5b81cb056acea4be1f76
Manifestf90f6b4cfd4fce32f3a9af884f5523106077565880e73123320f731356520bbe

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
SignaturechiRsWNEYYggD2vYaeVNRvNKy51mU3cLOXQbjq5SSU1hoke3kodPVdaPqeu/LXlv0KO3jmjhZvL3SkKsUNvbDA==
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

2026-09-17T10:06:44.348335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078162
observed 1bab4846845ce6569138d35446bbc81b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:44.329404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078162/manifest.json
observed f90f6b4cfd4fce32f3a9af884f552310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:44.310826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078162/publication.md
observed bb18f5058ec72b5c5a7b21f1288d0985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:44.292729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078162/publication.txt
observed 9451e4b51e3077486a277fc56e164eea...
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.