OpenTechnical

OT-2026-000058501

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000058501) never changes.

Identity and time

Publication numberOT-2026-000058501 · never reused
Internal UUID01a0ae88-f39b-7e2a-8d02-8834a5a4a5c3 · 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-2026-000058501
StatusPUBLIC

Content hashes

Canonical textcfecdebb3efbc5156aa517e23f7c892e285080914115ab7f2c8e5d0e1bdbdb27
Markdowne948c76e5f2f8cdd8549dfbb2ad099f5c88e490914955f9bf6aa77738df3dd96
PDF
Publication page09e73300c208ad90d8da43c89bbe80e455f6a0e2c5b39c6e5e662e52066f2d97
Manifest3f3d3a1e85688a577655f3bdbcbc930722d4385a15fc1a14c03033514a23d4aa

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
Signature36ppEadlp7QOfZKdlh/Pf9qXWKMJhhorUmoCW/msBs4iF675kITpzJWwa7+d1/0P+QR54r1DoxwcIiSmAHlMDw==
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

2026-09-17T10:46:57.507259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058501
observed 09e73300c208ad90d8da43c89bbe80e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.486768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058501/manifest.json
observed 3f3d3a1e85688a577655f3bdbcbc9307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.470282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058501/publication.md
observed e948c76e5f2f8cdd8549dfbb2ad099f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.452852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058501/publication.txt
observed cfecdebb3efbc5156aa517e23f7c892e...
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.