OpenTechnical

OT-2026-000025263

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000025263) never changes.

Identity and time

Publication numberOT-2026-000025263 · never reused
Internal UUID01a0ae71-5fa6-7f5a-991d-d4876d1d8337 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025263
StatusPUBLIC

Content hashes

Canonical texte5f56eac2808dc188f29597650eeffe4d116e9ed57b32a8d84befec5986b7384
Markdown9d0a6eca4cbd3759b3b49535047e382a37f3e3a2434f372baa7a891890937bef
PDF
Publication pagea5ceb034f4d9d0d50413109941d0ea885ec6b8e8fca771021c72ed6c629e37d8
Manifestae5cd543ae739503d62e9c712fa9e413559dbeae51a04c9357a450772c58e25b

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
SignaturejTx7koXzmvf/m8DW0UDIUdzUfXt+B5IlUQTi0QCEyYq5S0aWvnF5PMaeY5OFG/ClnWro3dHcp9MDjIF/xoRzAQ==
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

2026-09-17T11:47:13.346808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025263
observed a5ceb034f4d9d0d50413109941d0ea88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:13.328918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025263/manifest.json
observed ae5cd543ae739503d62e9c712fa9e413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:13.305287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025263/publication.md
observed 9d0a6eca4cbd3759b3b49535047e382a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:13.288199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025263/publication.txt
observed e5f56eac2808dc188f29597650eeffe4...
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.