OpenTechnical

OT-2026-000012876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000012876) never changes.

Identity and time

Publication numberOT-2026-000012876 · never reused
Internal UUID01a0ae6d-5563-754c-9865-dd99a6876545 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012876
StatusPUBLIC

Content hashes

Canonical texteaa3347ffc911adc1464f87b6c8ccfec905f92396313cb321de2f093cacdd63e
Markdown6eeaf537620dd486be8650b5843cff7927065467ab15a70352a7e5b9c08771c2
PDF
Publication page6797d564523f9bb8b089d63a31b164a476c33fe970abef7e6b909f43a5288c77
Manifesta7e3e0e2f6ef56891f70861d661b7bf26639e5483715216df4f0c8a70fb113e0

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
SignaturecvePbv49SbURqXjBRFA+4gzD+uZqoQ+GaMdx9mqvPmcHsFXozLSaY6KfprZPOEjjRkRBsbaIqL77yNafTx7+AQ==
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

2026-09-17T12:10:39.700521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012876
observed 6797d564523f9bb8b089d63a31b164a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:39.682899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012876/manifest.json
observed a7e3e0e2f6ef56891f70861d661b7bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:39.662869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012876/publication.md
observed 6eeaf537620dd486be8650b5843cff79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:39.645389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012876/publication.txt
observed eaa3347ffc911adc1464f87b6c8ccfec...
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.