OpenTechnical

OT-2026-000035472

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000035472) never changes.

Identity and time

Publication numberOT-2026-000035472 · never reused
Internal UUID01a0ae76-a762-7d9b-b1d1-7bb20e22b872 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:26.834147Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035472
StatusPUBLIC

Content hashes

Canonical text4ae344665d82bd787f88a8567cf5213909ec218d34bac96841f7bb46278f4485
Markdown37d5b7155a831dd2e393b8f523d3328c3d28f5f9ce0fc0cd5d115f6041694f6a
PDF
Publication pagee62262799975f4fa9aae8f60675028db010bf04960b96acd4d74ae440b9a4c98
Manifest102b014fb564094fce8ce83761e8144d7e5e16303ee29bac35586fc59dc61a41

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
SignatureITU1bSjsp9Xa68LmrVoAq6kXUzDytxcMuQIClOjddlwaMTKEkpKF74p4/GlCHOXMxwLv4cmLhOPYklqrqlikAw==
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

2026-09-17T11:27:52.126638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035472
observed e62262799975f4fa9aae8f60675028db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.110090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035472/manifest.json
observed 102b014fb564094fce8ce83761e8144d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.091582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035472/publication.md
observed 37d5b7155a831dd2e393b8f523d3328c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.074236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035472/publication.txt
observed 4ae344665d82bd787f88a8567cf52139...
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.