OpenTechnical

OT-2026-000097812

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000097812) never changes.

Identity and time

Publication numberOT-2026-000097812 · never reused
Internal UUID01a0aea1-92f6-7917-bb13-6b8b5f43a28d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097812
StatusPUBLIC

Content hashes

Canonical text97fd9ceb8aac9400f556a7ece6b4ac91c814b32d6299c5fd056ef1f61a7a98f4
Markdown0584d3732ad46cf9ba0c617592b05f6a2ce6a0e7089027c5cd9cd9c6576726c0
PDF
Publication page1fa787817bc30b488437c74fd04a69b73e1ed7b91846028f4c3a329a3249ac7c
Manifestbb18c17ba3f9e6b4943d9716f2317c6774ad76cad427f13e23629e4754f162fa

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
SignatureoVS97V0o39bNniG59IMnNIK605aYpc1bXK1dLLEDgpH+n2hFtoSP6U+mrqMz6/62kOwLG1PCmsbOtybifkJsBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:54.067868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097812
observed 1fa787817bc30b488437c74fd04a69b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.048579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097812/manifest.json
observed bb18c17ba3f9e6b4943d9716f2317c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.028999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097812/publication.md
observed 0584d3732ad46cf9ba0c617592b05f6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.007823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097812/publication.txt
observed 97fd9ceb8aac9400f556a7ece6b4ac91...
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.