OpenTechnical

OT-2026-000098555

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000098555) never changes.

Identity and time

Publication numberOT-2026-000098555 · never reused
Internal UUID01a0aea1-e966-75ab-b1cc-f9cd5de8c863 · 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-2026-000098555
StatusPUBLIC

Content hashes

Canonical textbae8e3a7dfbfe1f22de98524b2284c4ea538f082118070dd9895c4b78a4d14c0
Markdown61224179b0c660dbda62737b87ff653a0aeab4bf971e5c25ad4aeed5f2d6e075
PDF
Publication page910ac77fb1d2afb874d8f3ea0b174e009d5479f314cb5ab17d71dec7512e02da
Manifestc0587f5be93493a65ea4261800f0a291657830a3b21b5278c78687fbc84b65ab

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
SignatureOROYIXxd9Wkk+Mnbr9G9Wct3EocCE/fn1GXfUBTC8OnAX3FNSt3LEx22ZtQEjVGA2EOL3wrQbRk88XGe/5gIBg==
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

2026-09-17T09:32:26.375723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098555
observed 910ac77fb1d2afb874d8f3ea0b174e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:26.359425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098555/manifest.json
observed c0587f5be93493a65ea4261800f0a291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:26.341265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098555/publication.md
observed 61224179b0c660dbda62737b87ff653a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:26.322560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098555/publication.txt
observed bae8e3a7dfbfe1f22de98524b2284c4e...
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.