OpenTechnical

OT-2026-000099184

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000099184) never changes.

Identity and time

Publication numberOT-2026-000099184 · never reused
Internal UUID01a0aea2-8288-787b-a939-32f4200b9851 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099184
StatusPUBLIC

Content hashes

Canonical text757c4ac0e601bda4794af480578cb8156e6bf3a0222c286558f488934551065e
Markdownb8df688f3384cf84b9abb1dc94087d4d39829ee33bb235c70d2abe2765ff689d
PDF
Publication page6c83fb11eecdf31b0bbb9de6a0cae9188b4c7746ae781972e96c1f0f5bf20e07
Manifestbbafc22b1383a46dc134a88cebdbc4fb750d3abbca78ba9a1f0d59157e768dcc

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
SignaturewGopBXUTKDJPzy6qZWOLn0GwizbC3V/i1KLkEtTyHs5T4qlJvtnKAqDUJdtxAKep0vf4Xd/JaddST9W8AClyDA==
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

2026-09-17T09:30:34.308911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099184
observed 6c83fb11eecdf31b0bbb9de6a0cae918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.292701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099184/manifest.json
observed bbafc22b1383a46dc134a88cebdbc4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.277296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099184/publication.md
observed b8df688f3384cf84b9abb1dc94087d4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.258858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099184/publication.txt
observed 757c4ac0e601bda4794af480578cb815...
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.