OpenTechnical

OT-2026-000017361

Publication integrity record

Single cup vacuum gripper, common isolation valve, 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-2026-000017361) never changes.

Identity and time

Publication numberOT-2026-000017361 · never reused
Internal UUID01a0ae6e-76c9-7cff-910a-fdda58bef548 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017361
StatusPUBLIC

Content hashes

Canonical text90263ba456f2e934e1491b6c72e4ac1f840a1c395ecd5191a2fa2bb1990a0bdd
Markdownc26dba62e259bc9e3b9f8842b9b7805c701411265ae4b3df00585e40e704e5e9
PDF
Publication page500bacd9a0ca52a93be4453c18470c57955c6cdb11c27d677987391061bd1b84
Manifeste6c3bcef100a726237915947738c8c4b48c6d3f34b7499c926b14e12d7af4105

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
SignatureLFGSnrwvbmJ3z7jMTeHXV6Z+BFRpP3MxXwxr7wQmX9w7pevCc3exHKfYMuitNohNgXruDUC5ow4mvIEdrzccAg==
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

2026-09-17T12:02:28.683639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017361
observed 500bacd9a0ca52a93be4453c18470c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:28.668018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017361/manifest.json
observed e6c3bcef100a726237915947738c8c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:28.651168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017361/publication.md
observed c26dba62e259bc9e3b9f8842b9b7805c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:28.634074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017361/publication.txt
observed 90263ba456f2e934e1491b6c72e4ac1f...
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.