OpenTechnical

OT-2026-000100782

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000100782) never changes.

Identity and time

Publication numberOT-2026-000100782 · never reused
Internal UUID01a0aea3-66f5-7e8f-98c9-cae3422767da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100782
StatusPUBLIC

Content hashes

Canonical textb45a61d06bae13dbabf2f381768c1e3cb53a52e8d728b1b32049a3ae1f922c25
Markdown13aabb39bcc7025e789d521a78cba33b74043747b5b2a2aad66e814025e497ea
PDF
Publication page764d0e35f39d983cc923826f5ba3f10945effa9e537b2c79582f082ec32f8c99
Manifestf08fd301558aded60194f8dc961fbb5c80589bb84846ad4c4581ce242326b350

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
Signaturez/x1Fezdp0qcwHEpcz3IuvQRzsRLPKlPLbt24grvOCVktXZWaHb/vPe0Pa/Me/mxO9Eo/twSbO3dfuu+N7jbDQ==
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

2026-09-17T09:27:41.428116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100782
observed 764d0e35f39d983cc923826f5ba3f109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.408739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100782/manifest.json
observed f08fd301558aded60194f8dc961fbb5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.390888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100782/publication.md
observed 13aabb39bcc7025e789d521a78cba33b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.371576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100782/publication.txt
observed b45a61d06bae13dbabf2f381768c1e3c...
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.