OpenTechnical

OT-2026-000006710

Publication integrity record

Vacuum cup gripper, six outlet manifold, plant vacuum fed, vented before set down, polyurethane cups

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-2026-000006710) never changes.

Identity and time

Publication numberOT-2026-000006710 · never reused
Internal UUID01a0a964-bf19-7eaf-976c-c49bcd7c3306 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:45:47.163719Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006710
StatusPUBLIC

Content hashes

Canonical text3fa14db6386eff93ef17ffbf4bd8564b13a222181ef7ebf14d8621c15ab994b4
Markdown56c8e4f1f8dca92a8187cd8fe798c679e42226d0420865276de373af58bd2fc7
PDF
Publication pageb0a0f8f84368ffcc9f9d4c4445dfc96f8547b4a3e802e19f5c13dbaf10a911ff
Manifeste3aad5b062a51f53ef73e456f237650f74e2345bee8bce4c2392fda46aacac92

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
Signatureu/mpygoMMbeEqXQFjEMCJ64hAcIMQIYsgrsQeSJLAE86DAqQKj/sSS8nUr5mw0cTz+NdNE4o+cdHPGn81nbgBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:14.727876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006710
observed b0a0f8f84368ffcc9f9d4c4445dfc96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:14.715519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006710/manifest.json
observed e3aad5b062a51f53ef73e456f237650f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:14.704150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006710/publication.md
observed 56c8e4f1f8dca92a8187cd8fe798c679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:14.692500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006710/publication.txt
observed 3fa14db6386eff93ef17ffbf4bd8564b...
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.