OpenTechnical

OT-2026-000036345

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036345) never changes.

Identity and time

Publication numberOT-2026-000036345 · never reused
Internal UUID01a0ae77-01d0-712a-93a8-f741273bdebe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036345
StatusPUBLIC

Content hashes

Canonical text43be0d13a951e7a028fa0ba705e73b9851d51df9751222cc2d5d5d3c99ef5a90
Markdowna88565c168c33dc8596e3e90199961fdc095d3c63f210d0739583f22b0b4ebdd
PDF
Publication page71a5e69f1450f7a411f63f1d5cd5584c60598a53ae45bd0cb42987802c433922
Manifest67eaa41d405e63035c446ee17239ea6e00675d8444e90b5998f30a328d377dff

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
SignaturejzdDeMkmoMyPGgPR/WCxDoOe966WpncKj1AkWP52BKI1S8FUdu+1GmehkOOzjcyByTx9RMG4d/v8kZ1uMk3nCg==
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

2026-09-17T11:26:37.507115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036345
observed 71a5e69f1450f7a411f63f1d5cd5584c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.490028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036345/manifest.json
observed 67eaa41d405e63035c446ee17239ea6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.472865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036345/publication.md
observed a88565c168c33dc8596e3e90199961fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.456109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036345/publication.txt
observed 43be0d13a951e7a028fa0ba705e73b98...
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.