OpenTechnical

OT-2026-000046424

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after set-down

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-2026-000046424) never changes.

Identity and time

Publication numberOT-2026-000046424 · never reused
Internal UUID01a0ae7e-57dc-724a-86ee-4cdcbe417081 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046424
StatusPUBLIC

Content hashes

Canonical text0db065cf2be3d880b56efb6471b72c3760296a6a2ec6f772de5f22794dd49376
Markdown07aa3e44ff9a549a28845f18e69dbdfcaf30133829bfe0233cff54eda8f01437
PDF
Publication pagec26656c2fc6489cb63f397889ee50e1790e6b6507e1ee4bd1dcbee3974be8133
Manifest8fd53a8ea195778cca399f444710eb9abc130adb21898d891a2944fdc17f0d1d

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
SignatureIUrVyu+HvLyLGjpt8sWsUvkb/NdWRCaPuh67mOAkOe7HWEH9MVwprirWzWREWNzUZo0PtgvMeC+o7y45p8R9Bw==
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

2026-09-17T11:08:26.321449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046424
observed c26656c2fc6489cb63f397889ee50e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.301682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046424/manifest.json
observed 8fd53a8ea195778cca399f444710eb9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.283793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046424/publication.md
observed 07aa3e44ff9a549a28845f18e69dbdfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.265763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046424/publication.txt
observed 0db065cf2be3d880b56efb6471b72c37...
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.