OpenTechnical

OT-2026-000023536

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000023536) never changes.

Identity and time

Publication numberOT-2026-000023536 · never reused
Internal UUID01a0ae70-7269-70fe-9829-f882ec9ec7b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023536
StatusPUBLIC

Content hashes

Canonical text7c0e391e771bf1d9acf80eb09e99eff2bbbe03943b4017735cc172e841d6381b
Markdownf100b70348482357759e1d565b5b129c750291833274187fee14474c48fa77e6
PDF
Publication page09693a08771a1e7cf8041d3fb1386002dc861aa9ca97fa465cf5810a81a23b24
Manifest2ad05d15e253c8b1888d15019ac27eeb68bc747f4a199c0a00ba3cfcc3f94eaf

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
Signature6mlCap+qBZ4oX7AtRv9+OI60opdVDT5ZhODMTKuU25NOKIna7EG9jZi/1NlmVB/++z8HchmWabwGdUe/1LSXBw==
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

2026-09-17T11:51:46.944485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023536
observed 09693a08771a1e7cf8041d3fb1386002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.924645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023536/manifest.json
observed 2ad05d15e253c8b1888d15019ac27eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.906667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023536/publication.md
observed f100b70348482357759e1d565b5b129c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.885768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023536/publication.txt
observed 7c0e391e771bf1d9acf80eb09e99eff2...
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.