OpenTechnical

OT-2026-000059843

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000059843) never changes.

Identity and time

Publication numberOT-2026-000059843 · never reused
Internal UUID01a0ae89-ec25-7523-a3e7-b2b8e706d6ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059843
StatusPUBLIC

Content hashes

Canonical textee9a1681fee2257b73e60e4c5cf50ed5b7f1ccbb434adaeaab6775713786fb01
Markdown6bfefe89bf71223e00ee180884835c0eb608fa047a43057deb2953705c181120
PDF
Publication pagebc01e1ece974196f476a1640c4165a8fa1c8401b5e6fcc08bc292bdcb60caf53
Manifestdc92a09b5a247120e85538e4d051f0cc11b6ddd46137572ce5ac5f4baf9e9be1

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
Signature7ckEYBYOzmnXFXRiLV1tpPWRewvloFc4EL1oyuTBqeuiVtBb1NLLaxpNocgC/TsC1dm1gpPKV7v0WyDw98gWCQ==
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

2026-09-17T10:44:35.525615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059843
observed bc01e1ece974196f476a1640c4165a8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.507339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059843/manifest.json
observed dc92a09b5a247120e85538e4d051f0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.483650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059843/publication.md
observed 6bfefe89bf71223e00ee180884835c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.465267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059843/publication.txt
observed ee9a1681fee2257b73e60e4c5cf50ed5...
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.