OpenTechnical

OT-2026-000035393

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000035393) never changes.

Identity and time

Publication numberOT-2026-000035393 · never reused
Internal UUID01a0ae76-6a20-73e0-8b2b-13a9d33c62d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035393
StatusPUBLIC

Content hashes

Canonical text005d9fa07c83165cf46e7fd266bfac4d11562eacb317f652dab48ec6b7e99880
Markdownf5f2eda20b580bf483b2d44b97e9e83c49324db24f92e8832d2105a8b39906da
PDF
Publication page5096803a5736f1a295a15b0032c04eb7bf56311247ce80e6819b503fda944f49
Manifestb7908c48ee140f793f16cd4bb9e3df671a799ee98d5cea24b7a61e14fdba9af0

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
Signature3Vmw9Rkv+of0D951eYK6Rp//GEZYOvnw8OLbNtUlf24wrh/crQsQ/zuY9MOrPKqpVFgasaRuI2JCijk9yXgqAQ==
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

2026-09-17T11:28:41.400601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035393
observed 5096803a5736f1a295a15b0032c04eb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.379679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035393/manifest.json
observed b7908c48ee140f793f16cd4bb9e3df67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.363165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035393/publication.md
observed f5f2eda20b580bf483b2d44b97e9e83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.345343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035393/publication.txt
observed 005d9fa07c83165cf46e7fd266bfac4d...
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.