OpenTechnical

OT-2026-000093997

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000093997) never changes.

Identity and time

Publication numberOT-2026-000093997 · never reused
Internal UUID01a0ae9e-92c9-776c-998c-d7d422836f6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093997
StatusPUBLIC

Content hashes

Canonical text51dc554ebc6dcc833fe7e9604771f9c1f71a51c4a8fbc702d63a7f9c422fd040
Markdown6aa7082e9ac73e30481c8a40b7df4cd53129b14d74c11791c51c4f5e407b34d7
PDF
Publication paged67d4fa1dbf9989b82467fcf0c5652dc350775839b28888b6cee18fa83b08946
Manifest03831a3b14b8b35966c1a54f990839d33e16f3ef192d24b5ca98cc0830cbab8a

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
SignatureBEag8KMHwMsLuV9YryZv+ey5bwYYs42paE7M56Zw9JnN/A2fhn/HnmoWK4xQfMGFvbm6Z67M1atsC6NpvxxjAg==
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

2026-09-17T09:38:24.210590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093997
observed d67d4fa1dbf9989b82467fcf0c5652dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.192235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093997/manifest.json
observed 03831a3b14b8b35966c1a54f990839d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.174933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093997/publication.md
observed 6aa7082e9ac73e30481c8a40b7df4cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.157361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093997/publication.txt
observed 51dc554ebc6dcc833fe7e9604771f9c1...
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.