OpenTechnical

OT-2026-000014908

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000014908) never changes.

Identity and time

Publication numberOT-2026-000014908 · never reused
Internal UUID01a0ae6d-d095-7a91-9726-3b2dda7174df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014908
StatusPUBLIC

Content hashes

Canonical text3bc4b40867ed022979fb8d6bc9aa3c229e21f8d4410c92bfb0805e7a186625a0
Markdownc3049bcd0218dd95c40150044bea5fb4601478b874c4236260246664d9009d32
PDF
Publication pagec57102661005c98932dc9e1fba78a7a791cc8c38d57adcc0ce4a1926a228927d
Manifest3d06bbb2e3adc5a52723977a8b181b599d404e62cab636d93ca2211f2349a1db

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
SignaturejRS7yjvZGKgQAL1AaJwL4xEHJXpJj4dSz2PPea9lHv20nbnyVLziG9IXottsefC3LmhzqUO/atSDV0xU8varDQ==
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

2026-09-17T12:06:50.519026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014908
observed c57102661005c98932dc9e1fba78a7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.498551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014908/manifest.json
observed 3d06bbb2e3adc5a52723977a8b181b59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.479938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014908/publication.md
observed c3049bcd0218dd95c40150044bea5fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.461206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014908/publication.txt
observed 3bc4b40867ed022979fb8d6bc9aa3c22...
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.