OpenTechnical

OT-2026-000083098

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000083098) never changes.

Identity and time

Publication numberOT-2026-000083098 · never reused
Internal UUID01a0ae97-c962-7e39-a2e9-a06cf9b844de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083098
StatusPUBLIC

Content hashes

Canonical text712d1d4de475761bcdb512069d8dbee09f5b8aa5aeae1db0bf6ca55be1d08968
Markdown499cc75572d1e42601317198b0afeb1116d427c562ce18d93b9bf2582959ffe9
PDF
Publication page2edf4e66411f26950d4e9533f5adcf4e8f59143e5c8f2d5c8331b4c39bff26f1
Manifest7dae2e93156a8e4c374eb620ad959ff42948c5f3f7393c1f41f1a775717a69c5

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
SignatureBIepfwsL+jHSncGVj6fk460NYx227Ybg8xhEPUAeQqmL5BdkvUjs1wvSg0jj3SsXJtozrhIdKxKuIc2th9ImBQ==
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

2026-09-17T09:00:38.429667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083098
observed 2edf4e66411f26950d4e9533f5adcf4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:38.412727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083098/manifest.json
observed 7dae2e93156a8e4c374eb620ad959ff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:38.394525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083098/publication.md
observed 499cc75572d1e42601317198b0afeb11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:38.379240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083098/publication.txt
observed 712d1d4de475761bcdb512069d8dbee0...
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.