OpenTechnical

OT-2026-000023094

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000023094) never changes.

Identity and time

Publication numberOT-2026-000023094 · never reused
Internal UUID01a0ae70-46ed-7d6a-8819-4db50ca80602 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023094
StatusPUBLIC

Content hashes

Canonical text03122e67633dc92115189c69896865e902e7d83ecdeb535f7f9a1da915144a94
Markdown13346a6ab25ab8f942122713685c0567c270746a19ca6c8e5d0e3edc179aa367
PDF
Publication page4d9a37eacbc6f43251499f2768b972c51200033a67298fb536a1f27d782fc7e8
Manifest5e320229b8b723db536a06bbd56c589b60b7e3b5726ac46e97b0f9430881bc76

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
Signaturev1k3fqH3WSWlE85f0GyMkXVtVzjD9JhMkn3M7cI0UAjsDZcBlMeOSRAguNDE8xjKzzBuPfVKAlk5F9o7/z41DQ==
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

2026-09-17T11:52:43.701801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023094
observed 4d9a37eacbc6f43251499f2768b972c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:43.683827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023094/manifest.json
observed 5e320229b8b723db536a06bbd56c589b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:43.665653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023094/publication.md
observed 13346a6ab25ab8f942122713685c0567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:43.649084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023094/publication.txt
observed 03122e67633dc92115189c69896865e9...
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.