OpenTechnical

OT-2026-000098165

Publication integrity record

Two cup vacuum gripper, two zone face, four 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-2026-000098165) never changes.

Identity and time

Publication numberOT-2026-000098165 · never reused
Internal UUID01a0aea1-e964-7e57-85c8-d69601f2bd9c · 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-2026-000098165
StatusPUBLIC

Content hashes

Canonical text46ee2bef09995d43a403dd3e1797eb3e231190a962c0dc4a14431bba7367a19d
Markdownfa4f2fe41db97fc0458b478a642df4c57335a124826a03576fc4ea95f37ac21e
PDF
Publication pagee1fbac24c54d2fe7555fab719fa75d5b240f61b9381b72cb0a174b4b6b6cb730
Manifest9b269b3e84bcc073a65743db838eba8536423b36c1397cb113fc6efa834f4cfd

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
SignatureIJtNQHMXKJlhe2CC/ctHLhVhkcR1lSXPbWkBDYz6fhYiBVZBpNBymY9d70pd0dI+NjItfrwkNAtF/3A1GQOmCA==
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

2026-09-17T09:31:19.051926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098165
observed e1fbac24c54d2fe7555fab719fa75d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.034077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098165/manifest.json
observed 9b269b3e84bcc073a65743db838eba85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.015988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098165/publication.md
observed fa4f2fe41db97fc0458b478a642df4c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.997883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098165/publication.txt
observed 46ee2bef09995d43a403dd3e1797eb3e...
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.