OpenTechnical

OT-2026-000097926

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000097926) never changes.

Identity and time

Publication numberOT-2026-000097926 · never reused
Internal UUID01a0aea1-92f7-7a9b-afbb-221db2d0a6b8 · 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-2026-000097926
StatusPUBLIC

Content hashes

Canonical textff5ec89e651bbe1ee65a41188f13854782c5a6318b9663cabf6eca90c49efca6
Markdown4c6f44bf5b5c8c62aeeec35df96fc47672211ca5b690378117aac3ded2d919b3
PDF
Publication pagee48d81ccb2165185f4df3c8bd568e235698cd38ee461208e6e63ecfe570e5096
Manifest7dfd41fde4982b703110ab2ef9a82e086e1c8f874dad313279d4f38ce15b7f40

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
Signatureptk39pSFQ0UfKlzYmyZuq8sraOKR4SZHLQA7VJJY8pOTh1r1Oz90IRis5x+6zTTKyiCaiANdnH/O9pDVdKeQAw==
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

2026-09-17T09:33:03.399240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097926
observed e48d81ccb2165185f4df3c8bd568e235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.382525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097926/manifest.json
observed 7dfd41fde4982b703110ab2ef9a82e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.365764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097926/publication.md
observed 4c6f44bf5b5c8c62aeeec35df96fc476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.347477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097926/publication.txt
observed ff5ec89e651bbe1ee65a41188f138547...
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.