OpenTechnical

OT-2026-000033512

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000033512) never changes.

Identity and time

Publication numberOT-2026-000033512 · never reused
Internal UUID01a0ae75-a38e-7643-aca8-ee49c4db59e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033512
StatusPUBLIC

Content hashes

Canonical texta6b611564a2ca30ad9745cc0782f69c6b76b8a65571d5b21c92b41f3351f450b
Markdown27859d9ef77cef4955e8ee3f7a14505dee9e2c3e12f2993f0b82fc5015339f21
PDF
Publication page59142682e3352f20d8e4ecefcee526b10ed88823f105656132c88dd4c2fcc1a0
Manifest3421f05c19f31ace0a8b43f24328ec67811f9729ab053973f2feec71cb5a97ea

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
SignaturexTG+5gJ1oIMWnfhU7C3JqKjbgCeEY4QOSz5+jmoh3ByFgfXZ7nNOh3oUFLNlkVu19s6cZ5GoPlPlwCF+9pGlCg==
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

2026-09-17T11:31:21.961030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033512
observed 59142682e3352f20d8e4ecefcee526b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:21.943694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033512/manifest.json
observed 3421f05c19f31ace0a8b43f24328ec67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:21.925012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033512/publication.md
observed 27859d9ef77cef4955e8ee3f7a14505d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:21.906549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033512/publication.txt
observed a6b611564a2ca30ad9745cc0782f69c6...
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.