OpenTechnical

OT-2026-000045955

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, pulsed 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-2026-000045955) never changes.

Identity and time

Publication numberOT-2026-000045955 · never reused
Internal UUID01a0ae7d-8f89-7b5b-81ee-19a694bdd1cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045955
StatusPUBLIC

Content hashes

Canonical text16b3d7551f88118fb2ad32aada313797f7784971b25c7c4f7fec92138a1b30de
Markdown12876563f47b3f686f21518e21016b5bc251d41daa6169e792ad5698789f7e64
PDF
Publication pagea33efdc4f73beb00b4dea27f27344eac21fab4556171959b0e25392b588f3e02
Manifestafa29d2308e4fe2ed16b4a9c0be4a2c67cccab999bc45f69726d9a855e462816

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
SignatureziAG8dZQpXtgiuIIyMsi6RI1QX8OICUdKNRUjblXA0B4Fi++XteIuuFNMNo8T7wfsV3x6lNQMUASs7T5oODaDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:52.276692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045955
observed a33efdc4f73beb00b4dea27f27344eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:52.257914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045955/manifest.json
observed afa29d2308e4fe2ed16b4a9c0be4a2c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:52.237572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045955/publication.md
observed 12876563f47b3f686f21518e21016b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:52.218063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045955/publication.txt
observed 16b3d7551f88118fb2ad32aada313797...
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.