OpenTechnical

OT-2026-000094454

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold 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-2026-000094454) never changes.

Identity and time

Publication numberOT-2026-000094454 · never reused
Internal UUID01a0ae9e-f4e8-7dfd-aa2c-408b2380594a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094454
StatusPUBLIC

Content hashes

Canonical text4c699a0924131f403372a2e7819ddfd21c25d46decf9a5eb94b3a6c7ba360df6
Markdownb27a3eb865acba180e4a0c40084c7264efbee88b9fb236deea3ab657235540f5
PDF
Publication page764b6ac44a5db65ee11c53f4ec88cb4cdc12dee2e7f3db1e4348d13744b14f70
Manifest4a5d0c148c1b7a4b5c1a99f4c4f023b60d9f7d5752279c97c2997f7b3586cb61

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
Signature9l0HT+Cnx9XmyNwJb2IFe7oD9+q56bqmQ8Uh/IcFrkFstRggzgHd78WVst5PSIv9zan8t3wdPYPAOilecRlDDQ==
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

2026-09-17T09:37:52.354878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094454
observed 764b6ac44a5db65ee11c53f4ec88cb4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.338914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094454/manifest.json
observed 4a5d0c148c1b7a4b5c1a99f4c4f023b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.321833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094454/publication.md
observed b27a3eb865acba180e4a0c40084c7264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.303480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094454/publication.txt
observed 4c699a0924131f403372a2e7819ddfd2...
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.