OpenTechnical

OT-2026-000026050

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000026050) never changes.

Identity and time

Publication numberOT-2026-000026050 · never reused
Internal UUID01a0ae71-a840-76a9-9e6a-8924f57f7d1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026050
StatusPUBLIC

Content hashes

Canonical text7536e3aec9f69c1652f87490e6ce4d9f4af79aa00995732833214f91d7319496
Markdowneea2ff12b7c51bb5361dea099d5783a5b37ad772513f96a7e7eae93050017a9d
PDF
Publication pagefc6a4918483e2975e50bbf30e501b983cbbe53132cc0934889283d4480a2ec41
Manifestd1b56fa8f8e724a6ee1734a1cd01880884a0108929f605fabc121c4770c0c4ef

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
SignatureNqWusHEVSJwYsua4M2M7JUYXDowrZYCSYsY+0JRdsfCkee3SxdoeLyz1W3+GduDiBo15IGrtqRydg7el5p1RBA==
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

2026-09-17T11:46:32.161647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026050
observed fc6a4918483e2975e50bbf30e501b983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.143484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026050/manifest.json
observed d1b56fa8f8e724a6ee1734a1cd018808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.123381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026050/publication.md
observed eea2ff12b7c51bb5361dea099d5783a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.103450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026050/publication.txt
observed 7536e3aec9f69c1652f87490e6ce4d9f...
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.