OpenTechnical

OT-2026-000084464

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000084464) never changes.

Identity and time

Publication numberOT-2026-000084464 · never reused
Internal UUID01a0ae98-5b63-7c46-a100-30331405e4cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084464
StatusPUBLIC

Content hashes

Canonical text82a9d61a38817239889838f8e7997507bf681286a2a1cc2836f29da528797a58
Markdownf7e120c0477c1e950aee4895abfddc71c55bf53e113b879107c4d211eaa89fd5
PDF
Publication page27a04e370efd86c882e5f7123e2e455f0e531753ecf386fe39b367870c3f0f34
Manifest62b1b5f3d459f8c2d467af65b0888ce8f04b5d47fbe98d70435f7b61f62b833b

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
Signaturef1N2D342SdTvQHqu4Ag1qfcj5izgz01//4Fi9D9aFlXfr5HGu6eQT1h1kc5Kq7HjraN5shB0MScN6WS9xpYFBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:25.633346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084464
observed 27a04e370efd86c882e5f7123e2e455f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.615488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084464/manifest.json
observed 62b1b5f3d459f8c2d467af65b0888ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.597823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084464/publication.md
observed f7e120c0477c1e950aee4895abfddc71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.578367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084464/publication.txt
observed 82a9d61a38817239889838f8e7997507...
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.