OpenTechnical

OT-2026-000037755

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000037755) never changes.

Identity and time

Publication numberOT-2026-000037755 · never reused
Internal UUID01a0ae77-b8d0-7ac2-a8be-fb0afccbb0dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037755
StatusPUBLIC

Content hashes

Canonical textc49ab5587ea862bdfaf504c3d11a2ae53984b633f35e96fe9e38549cdddcc2d2
Markdownc3f2c36f199493b6277900bae9784a74c77b108ff5cb711e5c15a09188403ebc
PDF
Publication page95c305b7c2d374062ddcc73b32d032c93ec3c932f818e6c25b54fe7bbe75de8f
Manifest4a538de2ac58397723c269a20d922042f290e8d676ae54960c84a118b3a7e7c9

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
Signature6NBHyitENvnFZ9RgSPYNFbIeE1IdHM8Ynqh8YnNheosh7hcQv9WqHUobVAxNKsHckYGBUw3g8mv+wPzaJsIgAA==
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

2026-09-17T11:24:21.126666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037755
observed 95c305b7c2d374062ddcc73b32d032c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.111240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037755/manifest.json
observed 4a538de2ac58397723c269a20d922042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.094521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037755/publication.md
observed c3f2c36f199493b6277900bae9784a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.078156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037755/publication.txt
observed c49ab5587ea862bdfaf504c3d11a2ae5...
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.