OpenTechnical

OT-2026-000032747

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000032747) never changes.

Identity and time

Publication numberOT-2026-000032747 · never reused
Internal UUID01a0ae75-1071-75da-8220-180ba77b082e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032747
StatusPUBLIC

Content hashes

Canonical textfdd2143d8d768b3d393c5c5ad469fa51ba9a5bc6bc0321347acd38c6193722fc
Markdown6aa3f3493d64118a2dd2d64c5cc43e1b75abb570a19af47cf3422349a87b1b4b
PDF
Publication page021ae60f41c168e84b076229ad505ddb401a375fba3b239cc46dafd4a9da63fe
Manifestc52d39952b9f54900f70080f0b2738dc6012d1e643a18272e8bf2d6e85efa49c

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
Signatured2UaG0BC0TP7cdJXJ2HUaMeXYQHxw7pExNJ63QQi+AZnNsrYspjqDqYvyd7EVOMULIccMpw3TS5NpdZjkMPeCQ==
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

2026-09-17T11:34:22.284026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032747
observed 021ae60f41c168e84b076229ad505ddb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.267035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032747/manifest.json
observed c52d39952b9f54900f70080f0b2738dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.250463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032747/publication.md
observed 6aa3f3493d64118a2dd2d64c5cc43e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.233389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032747/publication.txt
observed fdd2143d8d768b3d393c5c5ad469fa51...
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.