OpenTechnical

OT-2026-000068350

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000068350) never changes.

Identity and time

Publication numberOT-2026-000068350 · never reused
Internal UUID01a0ae90-2480-723a-adea-09c52a5238cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068350
StatusPUBLIC

Content hashes

Canonical text9326e5e43e4be05753aae29f138e48fa0a7ca1a460faf4fa18fde72c28924fce
Markdownff982387d79d52ad59f14bd246516afd1d90c4e6f3e3e228d1735053e483aff5
PDF
Publication page7162c9bc030d1672664f399f9d9d569bb5cfedc3daad828f124e262ada38d099
Manifest193918a4c4cfadd5467075d53d2e6826027b8fd69c8017465313be5a58da1109

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
SignaturedkW0CjYSm4OeuEttpUrNvLxXA63lsHnexRwQb2tLFsho1ytyHNn58l79E6rD3ZOdr+IgzUoywIYR1V3Dm84zBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:23.761961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068350
observed 7162c9bc030d1672664f399f9d9d569b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.745048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068350/manifest.json
observed 193918a4c4cfadd5467075d53d2e6826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.728064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068350/publication.md
observed ff982387d79d52ad59f14bd246516afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.709549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068350/publication.txt
observed 9326e5e43e4be05753aae29f138e48fa...
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.