OpenTechnical

OT-2026-000098313

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000098313) never changes.

Identity and time

Publication numberOT-2026-000098313 · never reused
Internal UUID01a0aea1-e965-7419-9576-915ecf6825da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098313
StatusPUBLIC

Content hashes

Canonical text18ac5d0b979829f4fc1af9f83c455d7c898c29bba50d821b5273d1f7d94bab48
Markdownd76ead4d512aef4df220ad813e87e35e1c4e69e50ec827a7fab48b6a02b70434
PDF
Publication pagefac26e6131e748e6c6a9388bee7506a5df1e94a4d39554d67883e329a35ed842
Manifest54b421edb08f760e7ee7047beddc4a3d6c857e9283f5bfb7c4155ce3a9c98795

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
SignatureeHNRNPfZdMd/WWWB1ZAQHI4oQQ5bij9IXuE7pdj5JcA6kStjWioLQciZzx9mK1BoIt2+Fb0MdZfeQzarCWzeCQ==
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

2026-09-17T09:31:31.223434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098313
observed fac26e6131e748e6c6a9388bee7506a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.205187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098313/manifest.json
observed 54b421edb08f760e7ee7047beddc4a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.188212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098313/publication.md
observed d76ead4d512aef4df220ad813e87e35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.169367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098313/publication.txt
observed 18ac5d0b979829f4fc1af9f83c455d7c...
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.