OpenTechnical

OT-2026-000044258

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000044258) never changes.

Identity and time

Publication numberOT-2026-000044258 · never reused
Internal UUID01a0ae7c-39d5-78bc-8e7d-75089f261256 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044258
StatusPUBLIC

Content hashes

Canonical text9eedb9d268903e947d0501d26ea16b9bd9d241941e07c8db34ee6ee724723025
Markdown8a7b59df09eaf954f5339e54d968e385f4d56b13533646611b68b31dfe44b69b
PDF
Publication page60247f6166c156c3f93247b40740ec986d3aa213e88fd1a194d1d16e8f65d4a1
Manifest25b183dfc908f91658e58b873606e4890f5fd247c9906b81ca63a86d5d83fc6b

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
Signaturef8fXOZbjHaJ8PpogcjG6ebXZCZxFi/2iMJcEewqZWEBNmBHz9TApYvecGmmSAw6IzPoYS92pMC3BPvjB+mDXBg==
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

2026-09-17T08:30:07.988181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044258
observed 60247f6166c156c3f93247b40740ec98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:07.969869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044258/manifest.json
observed 25b183dfc908f91658e58b873606e489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:07.826326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044258/publication.md
observed 8a7b59df09eaf954f5339e54d968e385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:07.807071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044258/publication.txt
observed 9eedb9d268903e947d0501d26ea16b9b...
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.