OpenTechnical

OT-2026-000082070

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000082070) never changes.

Identity and time

Publication numberOT-2026-000082070 · never reused
Internal UUID01a0ae97-4d93-773d-a9ed-97a6fe6279b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082070
StatusPUBLIC

Content hashes

Canonical texted71d0ff5d5c09d3c85a7e092708919ada1ec1982b11794e3f712ab1560367b1
Markdown468cf6f10ebdec4c71243fe74409cdaefbf46f7aedce0a254d0a9f5764034271
PDF
Publication pagede7567acf9cef58e0a66f0bd0e1d55741e89fd353232796369d313190241c3f8
Manifesta2247b9d45151b9edba3bfa59bfe5c3d3a3d20ead5489d81d2b3170cebb4639f

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
SignatureYs3RUIsV1a2lkO4xpB3mZZGBssNuy2CuN9JAneJBgGrXLiMp8UfrWM8BuubwUdYYnQA/lLbOBXkLk+SKI1MmAQ==
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

2026-09-17T09:58:52.324502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082070
observed de7567acf9cef58e0a66f0bd0e1d5574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.308902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082070/manifest.json
observed a2247b9d45151b9edba3bfa59bfe5c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.292559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082070/publication.md
observed 468cf6f10ebdec4c71243fe74409cdae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.276066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082070/publication.txt
observed ed71d0ff5d5c09d3c85a7e092708919a...
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.