OpenTechnical

OT-2026-000100276

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000100276) never changes.

Identity and time

Publication numberOT-2026-000100276 · never reused
Internal UUID01a0aea3-3053-7f9b-b86f-64e180b875ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100276
StatusPUBLIC

Content hashes

Canonical text1a410f1621715d8a943024467fab1f06ef2b08585c8cef9552da1c8469f74ad6
Markdown8c38f39005f85e41f78dc408da25612733a78faea768f03282e421518087fc4b
PDF
Publication page079dbef5a8622f0d989e2098b31d22b722e0dbafc732e7577f52e79def195edf
Manifesta86050274ad6b43bb455e50a77704578434f9199f925706962fedd472c9ac9e2

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
Signatureq7XY0jbv5pHIQVmIgVtS2+tVMfTfROfCpjTHM5SDqL6sU5vbPtpq9sb/IAtyBaVxOHweoMvXdf5UxV80O06iAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:05.212393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276
observed 079dbef5a8622f0d989e2098b31d22b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.194048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276/manifest.json
observed a86050274ad6b43bb455e50a77704578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.175907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276/publication.md
observed 8c38f39005f85e41f78dc408da256127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.159579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276/publication.txt
observed 1a410f1621715d8a943024467fab1f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:34.865610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276
observed 079dbef5a8622f0d989e2098b31d22b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:34.847944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276/manifest.json
observed a86050274ad6b43bb455e50a77704578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:34.828099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276/publication.md
observed 8c38f39005f85e41f78dc408da256127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:34.811068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100276/publication.txt
observed 1a410f1621715d8a943024467fab1f06...
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.