OpenTechnical

OT-2026-000006114

Publication integrity record

Porous face vacuum gripper, per zone isolation, two outlet manifold, ejector fed, open cell

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-2026-000006114) never changes.

Identity and time

Publication numberOT-2026-000006114 · never reused
Internal UUID01a0a94f-c72f-791c-a701-ec948fd0586f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:52.978389Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006114
StatusPUBLIC

Content hashes

Canonical text85c14d9099012affed875b19d301991ff285b26b8cc30e5c54c4ae4b4848ce5b
Markdowne90fc49939e98b00d9809ee0fd98c6dc79214bb6a3dde3b4ec664cb26ccfe727
PDF
Publication page9986e00eb66502af322d8631910044ba6595304b211a9b85c8fd9aea6e97f49b
Manifest54481d4d00c94df98222ca5b1d818c92bc9011d441bc5765bc3d5c75f8689e84

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
SignatureQgl+LDjr03MHqOLdyI5516ZY66stANqC2vPIqfJ/SMDbUtm33EJ7seRWkzlly63eYoGXs9rsubMYzp+vceXBCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:25.916139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006114
observed 9986e00eb66502af322d8631910044ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:25.902537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006114/manifest.json
observed 54481d4d00c94df98222ca5b1d818c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:25.888999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006114/publication.md
observed e90fc49939e98b00d9809ee0fd98c6dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:25.874457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006114/publication.txt
observed 85c14d9099012affed875b19d301991f...
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.