OpenTechnical

OT-2026-000054545

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000054545) never changes.

Identity and time

Publication numberOT-2026-000054545 · never reused
Internal UUID01a0ae86-1283-7a37-a270-9839299b6ce3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054545
StatusPUBLIC

Content hashes

Canonical text9c07d00e165b5cabd8022ab0c90b44c123e6c70a07d99525da8aca5c8441c61a
Markdown9df8e323d768a5a7e54823ba0fe7f01ec5a25d3b0229b47e8e681778612d04ae
PDF
Publication pagec477d8034fcbc189698f5c58e773b0b00bb914a27eef69bdab96ed2871854691
Manifest41b323a07b301463291d88804a64e8971a7560a76f5588f58a963ba935df4a87

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
SignatureP46+xi0ZfnGIH/rN+HN1acBbsvg/vUnw9vH2fqO1XSSoTvxxeN2xii/9NpSfMW/jq2Ol15EutSvrx29HWCCGDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:34.880490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054545
observed c477d8034fcbc189698f5c58e773b0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:34.861155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054545/manifest.json
observed 41b323a07b301463291d88804a64e897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:34.811927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054545/publication.md
observed 9df8e323d768a5a7e54823ba0fe7f01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:34.766651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054545/publication.txt
observed 9c07d00e165b5cabd8022ab0c90b44c1...
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.