OpenTechnical

OT-2026-000016038

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000016038) never changes.

Identity and time

Publication numberOT-2026-000016038 · never reused
Internal UUID01a0ae6e-0c4e-78ce-8745-e94c4b531656 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016038
StatusPUBLIC

Content hashes

Canonical textbbbec29fd288d8228f047a9edeb1a931a9f74e719d4a7a70457e1a2d41eca4ff
Markdownf52b6bd6866698196aaebc814bade0cc879dd6571de27b272af18c32d9e2d2eb
PDF
Publication page619fd628c16a96323b7f95793d1ae715716f0e5be24590f3d78edb38fa9f2822
Manifest767e14e38176acd8bed16b3e027e2f5c2bab23789b548aa63ed09bcf7b618240

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
SignaturepsfV5IKLyjybzGHqzz9VNnIV1ikSxyPBzVYm6uDSwURZQGO3FjI3eCUZ8GB+HhwMluEdDxqGejCp/p7bIyN+Aw==
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

2026-09-17T12:05:32.760418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016038
observed 619fd628c16a96323b7f95793d1ae715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.738855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016038/manifest.json
observed 767e14e38176acd8bed16b3e027e2f5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.690298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016038/publication.md
observed f52b6bd6866698196aaebc814bade0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.642517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016038/publication.txt
observed bbbec29fd288d8228f047a9edeb1a931...
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.