OpenTechnical

OT-2026-000014075

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed blow-off before set-down

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-2026-000014075) never changes.

Identity and time

Publication numberOT-2026-000014075 · never reused
Internal UUID01a0ae6d-8deb-7f46-af47-49cca846cf76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014075
StatusPUBLIC

Content hashes

Canonical texte849c798ec8a3f7bc21391d6edcf162a095fc433e522263aa7cd41e1315948b7
Markdownf81210e3deb5bea2caf084c462130a0db3fc35eb73cacd5425d9239c1b444f73
PDF
Publication page8c510006ecdff7fbc3eaf005895909e90d2b605cb18614d7573e18e07a8ab14e
Manifest6c34b78c01068c5db23cc757c747a41f64fe222da6cc21e8d410390ab60b68a0

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
Signaturej+UidpXJ63NFINTz78v0B1RBsKzqhDHVRmMgNs83CN5azAwvnAFtSJLfE1+ezsjlnL1e+/MOncqoFD4SrxGsDg==
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

2026-09-17T12:09:19.457846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014075
observed 8c510006ecdff7fbc3eaf005895909e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:19.439429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014075/manifest.json
observed 6c34b78c01068c5db23cc757c747a41f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:19.420465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014075/publication.md
observed f81210e3deb5bea2caf084c462130a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:19.401508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014075/publication.txt
observed e849c798ec8a3f7bc21391d6edcf162a...
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.