OpenTechnical

OT-2026-000022916

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000022916) never changes.

Identity and time

Publication numberOT-2026-000022916 · never reused
Internal UUID01a0ae70-46eb-79c6-9885-27a5402aa6ef · 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-2026-000022916
StatusPUBLIC

Content hashes

Canonical textf9903f19ebb2852a73b4ee0b3acd28a8c09588bacacd89b7bbe882841126cb26
Markdown2410acd95b1165c182aebaf407cd0dbb2ceb9f98cde157e6d0660341f1db2254
PDF
Publication page2ff2c8b2e4857c6c08049b48b4d7f09897506cc7442e98c456aa1587ab1717b0
Manifest3dd4782acb7c0217e0e3a1479255be346293353cfafc86a79c985c29979b8b68

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
SignatureSsHIns63K8I061iy8j9r9b1BIvqoQH35DeX2JCrhy9VDTWeVggz91Z7uS9hqcICdLLZVIo+eVCNrDShPtriyDw==
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

2026-09-17T11:52:29.526374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022916
observed 2ff2c8b2e4857c6c08049b48b4d7f098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:29.506197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022916/manifest.json
observed 3dd4782acb7c0217e0e3a1479255be34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:29.488227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022916/publication.md
observed 2410acd95b1165c182aebaf407cd0dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:29.469631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022916/publication.txt
observed f9903f19ebb2852a73b4ee0b3acd28a8...
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.