OpenTechnical

OT-2026-000058449

Publication integrity record

Four cup vacuum gripper, four 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-2026-000058449) never changes.

Identity and time

Publication numberOT-2026-000058449 · never reused
Internal UUID01a0ae88-f39a-7e36-a157-14721dfaeb35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058449
StatusPUBLIC

Content hashes

Canonical texte4d1b7e8a082272dd9abad448b24c07848b1e50c9fae5f3f240bedd8db1a99db
Markdowna524c2c96f29cc857d6fcb6341dcdb09373ac7d94ad85742525d3bc8b70ce6b9
PDF
Publication page01fcc725713ee83c94a02d1e35fb2eb10de694709eeca6a288c0d0c59598c7ce
Manifest51ea3d88af6d0d9395b7aa9d5e678bf3ad53b0edf5b610c262a0ea67d41588e4

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
SignaturewUs1rHoy6ie7OFsnE7hGRhLFwLzxJvitByfrSvixHEKzGRcrcmCgNTSUjlUGQ9vsaaONArip2/jv15/Uif0fAA==
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

2026-09-17T10:46:53.815991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058449
observed 01fcc725713ee83c94a02d1e35fb2eb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.798457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058449/manifest.json
observed 51ea3d88af6d0d9395b7aa9d5e678bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.781099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058449/publication.md
observed a524c2c96f29cc857d6fcb6341dcdb09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.762112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058449/publication.txt
observed e4d1b7e8a082272dd9abad448b24c078...
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.