OpenTechnical

OT-2026-000046594

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000046594) never changes.

Identity and time

Publication numberOT-2026-000046594 · never reused
Internal UUID01a0ae7e-57de-7998-85f7-76e7b2a2c418 · 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-2026-000046594
StatusPUBLIC

Content hashes

Canonical text207c0806e06f5a5abc3dfcbbd2a56663bc04570ac3ea45eff440e9268407bc6d
Markdownb41073ad1751e3f1ccad3c8d4dd85174486305c4cb568a016c3c50b63c2c9ea7
PDF
Publication pagea6be7a6272ca69aa6ba3bbfe09cf88e78a0319c6bfd70d18ac2f8d13df806d56
Manifest247f850fe681635d2c730b6deed31aef1395fbe2b361a2fd7092ab77b871279d

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
Signaturelve4npt+RHSYE0fzLbIKofaxcQkYc3F3q6XjJgaFwHZ0IPpooCyCOKiGz0MZXMDhxJuACGaIKGVW8BJB6OSBCA==
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

2026-09-17T11:08:40.160613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046594
observed a6be7a6272ca69aa6ba3bbfe09cf88e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:40.142083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046594/manifest.json
observed 247f850fe681635d2c730b6deed31aef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:40.123382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046594/publication.md
observed b41073ad1751e3f1ccad3c8d4dd85174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:40.103156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046594/publication.txt
observed 207c0806e06f5a5abc3dfcbbd2a56663...
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.