OpenTechnical

OT-2026-000095098

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, 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-2026-000095098) never changes.

Identity and time

Publication numberOT-2026-000095098 · never reused
Internal UUID01a0ae9f-2df1-79de-bee3-bcf8953cfd51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095098
StatusPUBLIC

Content hashes

Canonical text371374b61a902e47bd245f3917ebf1c107bada288d06eb2c6d371971c1c43b97
Markdown5e2b44bfda7df504583f866b71fc6e979a209ff6b9f5e6002f0f61d08fd4c29b
PDF
Publication pagea9b45d206fbb57cee3f134b46531d4c653dc732db6be344d3e741fa4a8ce5d1d
Manifest2b790aacb231d0934b93eaeaaf5f0ae062f1cb1443018bc6d03750912558ab69

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
Signaturev2Yif57mkSQUBWX99EV20Moo3ROIlXqkIikRgI7XTfM1aMVgrKOQ9XkG7XSPR4QAh7T4ywfu4UsCpwXM60KEAQ==
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

2026-09-17T09:37:42.370913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095098
observed a9b45d206fbb57cee3f134b46531d4c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.353788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095098/manifest.json
observed 2b790aacb231d0934b93eaeaaf5f0ae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.333375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095098/publication.md
observed 5e2b44bfda7df504583f866b71fc6e97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.313629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095098/publication.txt
observed 371374b61a902e47bd245f3917ebf1c1...
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.