OpenTechnical

OT-2026-000059222

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000059222) never changes.

Identity and time

Publication numberOT-2026-000059222 · never reused
Internal UUID01a0ae89-8613-71c6-8602-7eaa861f4647 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059222
StatusPUBLIC

Content hashes

Canonical textb47cda6195dc5f53c21f272f0ad1ec846a1ed857f420f16d3cd3f639be499a75
Markdown12929d869795bfa45e5bb9c2fbf6f5e05295816e52a76082a7eb115401965a43
PDF
Publication page34d820f9c69271f1b2e49793b9e7732a5e6e1ad143a734c7b6824e449161e0a7
Manifest9ea300ae5e4b5f0e49b504aec8740c3c33da29825ba75053c7eb7c702167c7db

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
SignatureZtICW0v9ZG2nUXt87Ifs6vfZqwqLEDcLGyvEPdoJCH0l1CDydrTywbaVIFFFzR6ARySOiRORpKwpp2OEVegIAw==
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

2026-09-17T10:45:45.267261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059222
observed 34d820f9c69271f1b2e49793b9e7732a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.249210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059222/manifest.json
observed 9ea300ae5e4b5f0e49b504aec8740c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.230428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059222/publication.md
observed 12929d869795bfa45e5bb9c2fbf6f5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.210353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059222/publication.txt
observed b47cda6195dc5f53c21f272f0ad1ec84...
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.