OpenTechnical

OT-2026-000033219

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000033219) never changes.

Identity and time

Publication numberOT-2026-000033219 · never reused
Internal UUID01a0ae75-4844-77a3-96d1-ac812cc08fb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033219
StatusPUBLIC

Content hashes

Canonical texte81f51d68d432430acb4f986f86f65f42cb373b547cf12bdec83ebb135d88cf9
Markdown1bdeafdaac86c756fe3e31be17f871e2f2184aad9932f22751f0aef5feb1c675
PDF
Publication pageae497d1a184c4956befc2f8fa91de0631088c81a49ea708fd543494ec7a76c89
Manifest0f9356a7ba4e3d4c140ec1ed0b563e0e8ec5b3a64149c9343ac6bafb1926f4a7

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
SignaturefEV4ropuu4NxwGHv6xXYmIoM3jNJZBXMdfipkrtMmWW+6C5UAwwIdcfCWveQJvR14vtT9VE7UdRPBXV3/y21Cw==
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

2026-09-17T11:32:55.353106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033219
observed ae497d1a184c4956befc2f8fa91de063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:55.335904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033219/manifest.json
observed 0f9356a7ba4e3d4c140ec1ed0b563e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:55.318804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033219/publication.md
observed 1bdeafdaac86c756fe3e31be17f871e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:55.301012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033219/publication.txt
observed e81f51d68d432430acb4f986f86f65f4...
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.