OpenTechnical

OT-2026-000034283

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, 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-2026-000034283) never changes.

Identity and time

Publication numberOT-2026-000034283 · never reused
Internal UUID01a0ae75-df0d-721c-88c0-a0d3ea9bb448 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034283
StatusPUBLIC

Content hashes

Canonical text4e378fdf9495ecc6130cb06af9713b18665ab789557fd9eaf4a01e6040a894f4
Markdowne1cf35e4a1f5e7c670ea436d69328dd4106837924ae3d60a3ff5890e1a651cf6
PDF
Publication pagefe899f19dcb7e006c5949bb1f75cfadfb28cc11def9d38a371fbf3ab46eedd4f
Manifest90649e4cab9676a16fcb948027b31ee699ceb6ff86a306599f10d861e3b43e20

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
SignatureKNjvr32qQ4kpVp+nZtEH1o0qwmiLd6hPED+dMEjrE7FGopXMDywwrFO88gvmV4XnYGEWqUWN1UXrFSMRKNg9DA==
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

2026-09-17T11:30:58.142050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034283
observed fe899f19dcb7e006c5949bb1f75cfadf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.122987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034283/manifest.json
observed 90649e4cab9676a16fcb948027b31ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.105395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034283/publication.md
observed e1cf35e4a1f5e7c670ea436d69328dd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.083990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034283/publication.txt
observed 4e378fdf9495ecc6130cb06af9713b18...
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.