OpenTechnical

OT-2026-000059002

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before 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-2026-000059002) never changes.

Identity and time

Publication numberOT-2026-000059002 · never reused
Internal UUID01a0ae89-47a1-70bb-b72b-78f9519d0369 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059002
StatusPUBLIC

Content hashes

Canonical text4fcbd15e100e331a33bba59861d3145591ee82673b5b314388a44e39e7e95c96
Markdown889c969e1055b8270ea0c1fb45c636aab94f39e8f64e81d77d10fd5a85610805
PDF
Publication page4006d735202ca8344c2fb2fef8dea7eb8e70930ffee250925e849db7e1f8b36e
Manifest4e52e9501c91582cb73aa067f0d989f329e205a2b450c0bc20963118f191d300

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
Signature+lbEhQgLtnFv0wffYSNFKr7ZSZEozHQR9q49DcktgHKH+0iG9l+sys962ll440SbKusgOTpQY6i1XZKE+k7PCg==
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...

Independent retrieval

2026-09-17T10:46:35.549430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059002
observed 4006d735202ca8344c2fb2fef8dea7eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.532863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059002/manifest.json
observed 4e52e9501c91582cb73aa067f0d989f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.516168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059002/publication.md
observed 889c969e1055b8270ea0c1fb45c636aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.498646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059002/publication.txt
observed 4fcbd15e100e331a33bba59861d31455...
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.