OpenTechnical

OT-2026-000097270

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000097270) never changes.

Identity and time

Publication numberOT-2026-000097270 · never reused
Internal UUID01a0aea1-01ca-77ad-93fd-e8b79e25872a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097270
StatusPUBLIC

Content hashes

Canonical texteae75b84d9335b78615ea331b49e94a05e1acce58fe77ee15b214882d0edcdfd
Markdownd433bb5bdc25fd8be110d41ad730d55dac16fc43c9642506b1267a238a036fdc
PDF
Publication pagebeb1ebb02acdefc0e1c22da414feeb6881283a8f3a3532e1cfc9f358a9d544f4
Manifest05a351ce9d10315c7ae49f589b37f81d60b5587b2474b15f6e11a1279fce5e68

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
SignatureZl+6DECraBSKzjyVJaT2hXj6t+qbVQf8jSxgLMF+CE17f52WhTu1OE89+Z6PzxvHJLfUZLVxzZR/W+hqznT2Dw==
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

2026-09-17T09:33:31.809646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097270
observed beb1ebb02acdefc0e1c22da414feeb68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.791818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097270/manifest.json
observed 05a351ce9d10315c7ae49f589b37f81d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.776169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097270/publication.md
observed d433bb5bdc25fd8be110d41ad730d55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.758272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097270/publication.txt
observed eae75b84d9335b78615ea331b49e94a0...
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.