OpenTechnical

OT-2026-000038767

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000038767) never changes.

Identity and time

Publication numberOT-2026-000038767 · never reused
Internal UUID01a0ae78-769e-78d4-9736-dfbe3c108a51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038767
StatusPUBLIC

Content hashes

Canonical text86f4d7d90a6eaee418214ba0c46f5ab30ed5019c2176032edfcb2713ed81c736
Markdownbb68db702954e701a00e27d3f69cc2c977403ffbb884a977d3b0bb513fff7b96
PDF
Publication pagec26cf4c7c361a4974cb8297e2970864231a39344630a2eb0a7c906299b292a69
Manifest2127c66e9d4a9ab9be1d78e9bbe28c865ff093ba8b133707640af106063a8543

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
SignaturerDWlW7UxTvRyyUdkcRBlrA8SPStdRs8ZxUUdbeTtksZM6gKIL4/vB427EAhR11EwsCNBksJ9HtzC/J4DWiAdDw==
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

2026-09-17T11:21:18.512639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038767
observed c26cf4c7c361a4974cb8297e29708642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.493880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038767/manifest.json
observed 2127c66e9d4a9ab9be1d78e9bbe28c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.475338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038767/publication.md
observed bb68db702954e701a00e27d3f69cc2c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.457218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038767/publication.txt
observed 86f4d7d90a6eaee418214ba0c46f5ab3...
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.