OpenTechnical

OT-2026-000012084

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000012084) never changes.

Identity and time

Publication numberOT-2026-000012084 · never reused
Internal UUID01a0ae6d-1943-781e-b5b7-44cf4166285e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012084
StatusPUBLIC

Content hashes

Canonical text885ead74dc30c33a7d161798d706d6e399ac8327f480edb1bd5bb0ff4457d108
Markdown3ce98f89f34589fff75c3d35d313e4c50e536c29606bfb0fa4e6946ed3666d8c
PDF
Publication page08d904b2398541674b416e8b35940e38bbc40b929d2011ed7399317f7fb3eef6
Manifestd35fbb06a6b4d9994d52c08beda55089bab8d4fad4146ad6429ad14b9886759d

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
Signaturer7Kaj0lVfe6t9IErQmA0KdFzFmAJFhf5uoMgDGYby/Mx2KrITLKjDrOuTAwicojo4LejE0yaFcpOYNIaArnrAg==
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

2026-09-17T12:12:58.430328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012084
observed 08d904b2398541674b416e8b35940e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.412713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012084/manifest.json
observed d35fbb06a6b4d9994d52c08beda55089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.395576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012084/publication.md
observed 3ce98f89f34589fff75c3d35d313e4c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.378341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012084/publication.txt
observed 885ead74dc30c33a7d161798d706d6e3...
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.