OpenTechnical

OT-2026-000098529

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000098529) never changes.

Identity and time

Publication numberOT-2026-000098529 · never reused
Internal UUID01a0aea1-e966-7d66-a376-1376fee5377b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098529
StatusPUBLIC

Content hashes

Canonical text79a15226a7f818ac8c283782427a9b6ab3a5879c25ce66db750d0a9959d9696d
Markdown17ff3fe2d3edb145694ce2c15a582a1382defcc91873b5be77eed2a160ef777b
PDF
Publication page22e0c4daafc1c9055a627be883db5d8da40c53e763ebab5830c6f01d9df85210
Manifestd79e6382d52543c07b6bdd4756e468a852335f50cbe66570c92e461094073951

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
SignatureDWXvP8qH238WIug/Id01G0MfZEgvb6ISsuLBotDrltFQ01FzmZyOZvoSoJTofAYeKP5lf/YzOoOQ+r7YbaH3CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:24.481295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098529
observed 22e0c4daafc1c9055a627be883db5d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.463098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098529/manifest.json
observed d79e6382d52543c07b6bdd4756e468a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.446061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098529/publication.md
observed 17ff3fe2d3edb145694ce2c15a582a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.429270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098529/publication.txt
observed 79a15226a7f818ac8c283782427a9b6a...
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.