OpenTechnical

OT-2026-000097650

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000097650) never changes.

Identity and time

Publication numberOT-2026-000097650 · never reused
Internal UUID01a0aea1-92f3-7b86-8b42-6e6c9c6dae4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097650
StatusPUBLIC

Content hashes

Canonical textca94d18d0daf95b3c6507d2663cb505935bf0bd2010a07b3f41bdf76c24f9d9b
Markdownb42486bdf724d617144400df7fba92faced12cc7aa4a5d7fd4309c0aaf424737
PDF
Publication page1f25d102834fbf6161d8501f62020b85699bc831f61e94026ab7f0d190df55bb
Manifesta36c7a504b9f01788544b69b095110271b65b367a842f177b0814ed09787fd91

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
SignatureNmfbQSTJqNRZOqAKyFfDxydLFXfz3kKcedaVK//tq9oBAj1E3rPZR+nuYO3UB1iSx2B8D7i7sznYt1ALCdyPBQ==
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

2026-09-17T09:32:39.898838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097650
observed 1f25d102834fbf6161d8501f62020b85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.881818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097650/manifest.json
observed a36c7a504b9f01788544b69b09511027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.863898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097650/publication.md
observed b42486bdf724d617144400df7fba92fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.845725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097650/publication.txt
observed ca94d18d0daf95b3c6507d2663cb5059...
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.