OpenTechnical

OT-2026-000045543

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, pulsed 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-2026-000045543) never changes.

Identity and time

Publication numberOT-2026-000045543 · never reused
Internal UUID01a0ae7d-8f02-7a17-90c9-04f35c26934c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045543
StatusPUBLIC

Content hashes

Canonical text3482589c4c61299a52fab2281d2b1e44df977a609b9dbcd41d8b30d86c4f1f4f
Markdown49a473bb2db23fc8061c4ac7bda9c0cd2e124a43a0254f93bdc9b7831c37406e
PDF
Publication pageaaf7f6c0826611cc2d10b074f0fb8ef19e92bfda69882c63df4eabc633cf18d8
Manifestb31d798c84e20e2ef1473dfd82701d29c24593a74f71b89d4fafd00d7e10ace5

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
SignatureoQ5mDDzJIwpo5uBNUFWSh+sZJpK2NxelSTgPBLIpxEg6/o16JNSAYO/9RWgODWVutCqRaJXpSp3o4kA+/JIjBQ==
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

2026-09-17T11:09:17.603801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045543
observed aaf7f6c0826611cc2d10b074f0fb8ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.580275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045543/manifest.json
observed b31d798c84e20e2ef1473dfd82701d29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.562858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045543/publication.md
observed 49a473bb2db23fc8061c4ac7bda9c0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.542352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045543/publication.txt
observed 3482589c4c61299a52fab2281d2b1e44...
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.