OpenTechnical

OT-2026-000059722

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000059722) never changes.

Identity and time

Publication numberOT-2026-000059722 · never reused
Internal UUID01a0ae89-ec25-7847-9752-7ce214b18398 · 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-2026-000059722
StatusPUBLIC

Content hashes

Canonical text745d1dd0e5ece03100732b1d0d2ea16660cf5c4563dd21cfdde04f30b7360d7c
Markdown7004599c0474c85de36bb2962bf9d119904b0bd288ff85894ec00b0a8378d154
PDF
Publication page007cc20d39c585fcefe0c3461eff1081b04e388c2beec1ff7b410ed517850791
Manifestbf573cc9c707c456c596f603300c438954542f810ece05bd532272cdf0301e1f

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
SignatureYUmY+9yfb8qQ19EXDrQOYa1RPwiGPiYW4tOgGs3Hg58LfoQsE7D3v+bay/FJ3y9Hf5rDX3Noe5NirmXNjt0uCw==
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

2026-09-17T10:44:26.314827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059722
observed 007cc20d39c585fcefe0c3461eff1081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.296376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059722/manifest.json
observed bf573cc9c707c456c596f603300c4389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.277527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059722/publication.md
observed 7004599c0474c85de36bb2962bf9d119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.259191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059722/publication.txt
observed 745d1dd0e5ece03100732b1d0d2ea166...
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.