OpenTechnical

OT-2026-000104412

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, pulsed 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-2026-000104412) never changes.

Identity and time

Publication numberOT-2026-000104412 · never reused
Internal UUID01a0aea5-3421-7a89-874b-a8ee609a0f62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104412
StatusPUBLIC

Content hashes

Canonical text70fc401cb4461daad4007ce6a0b249c556a28546eda2137b28cfce48b0f3bd8c
Markdownbbf18315e5a4999c2126ea77fd5a6e0e2f4bf035ae93ded51b47a158d3682d1e
PDF
Publication page6679a94a02358986c887dc9863ff7207c9bae551bca20367b0786d5a3d509eb4
Manifest756bd4307350154a8e60b0329d78de0211d162fead6d0dc1a27c57cd9709fedf

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
Signaturei/pSkAYbNBj4pxrBLSLpsdNzF/g4UqMwSyGDy+tWK/TYQ/fl+YaPukhKTueVVl0GMzass/OlrJXbCM5WSdnBCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:41.024837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104412
observed 6679a94a02358986c887dc9863ff7207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.005829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104412/manifest.json
observed 756bd4307350154a8e60b0329d78de02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:40.990190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104412/publication.md
observed bbf18315e5a4999c2126ea77fd5a6e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:40.973437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104412/publication.txt
observed 70fc401cb4461daad4007ce6a0b249c5...
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.