OpenTechnical

OT-2026-000057134

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000057134) never changes.

Identity and time

Publication numberOT-2026-000057134 · never reused
Internal UUID01a0ae87-d5b9-7293-8341-c220e2c71a7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057134
StatusPUBLIC

Content hashes

Canonical text3124942a844d0132df7d51c23de90c669e41a98a4340fc8ea25742d14ebe17fc
Markdownbe0b928dd9b914c104d4c856138e9657c07562e41e1a5c9d7d40928dc1f609fa
PDF
Publication page433f4b5aad55040eef1bf64fbef5ac7eb8ed96a8c89acf32297cd838c10c26e8
Manifestd2ba5524ef917e48cdce08981fc23006d49d99414255f895107979aee3d6da16

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
SignatureEPHjjwLoRjXkYBgw5MHi6NORRs7OGYECwopAqaVojSYvw/6uM06ZXA7l0jcPpGJpimhPwRx24bR2odqK1cJ9Dg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:06.808174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134
observed 433f4b5aad55040eef1bf64fbef5ac7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.789541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134/manifest.json
observed d2ba5524ef917e48cdce08981fc23006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.769597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134/publication.md
observed be0b928dd9b914c104d4c856138e9657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.745638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134/publication.txt
observed 3124942a844d0132df7d51c23de90c66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.435391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134
observed 433f4b5aad55040eef1bf64fbef5ac7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.418497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134/manifest.json
observed d2ba5524ef917e48cdce08981fc23006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.400452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134/publication.md
observed be0b928dd9b914c104d4c856138e9657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.382377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057134/publication.txt
observed 3124942a844d0132df7d51c23de90c66...
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.