OpenTechnical

OT-2026-000044062

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000044062) never changes.

Identity and time

Publication numberOT-2026-000044062 · never reused
Internal UUID01a0ae7b-d67a-7726-852c-4a663dc16d76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044062
StatusPUBLIC

Content hashes

Canonical text2d7e370364c0b3c73509e4cbce8c97c6b756aa892c8ae7d95eee93d24c7e69e1
Markdown8bfa03f45a39508a6cd91761ec0ad2ac5980b5cd90d0d444f0045866d8545284
PDF
Publication page3ccb03ff2872fbd2cff2cfc7b5a277fa4532d0b0904ada7308a90c620672ef65
Manifest43e7193f04eb0603aea7c235f75596cc9c2fd6f23fffae5a4ac6d0c87612ff39

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
Signaturef6bXCRzPlcwZbo/Spf9B+wP6MHJFYgRrDLwIETNFzpo18IJuhW+hMlbbl3YQ+lETocGZuv4bhvL3aevV0quDCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:27.573947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044062
observed 3ccb03ff2872fbd2cff2cfc7b5a277fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.555954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044062/manifest.json
observed 43e7193f04eb0603aea7c235f75596cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.537582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044062/publication.md
observed 8bfa03f45a39508a6cd91761ec0ad2ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.519928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044062/publication.txt
observed 2d7e370364c0b3c73509e4cbce8c97c6...
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.