OpenTechnical

OT-2026-000036704

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000036704) never changes.

Identity and time

Publication numberOT-2026-000036704 · never reused
Internal UUID01a0ae77-46e8-73bf-9588-24b900e4fc0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036704
StatusPUBLIC

Content hashes

Canonical textcbb4dc0b13d5db33cdfbf9e4e1a8b5b1a72e15f974cfa3446e53cb48e5f6d1ff
Markdown35cf41336263c104be55fd4be11191b9aa871be8b062407c4211bcfb2844d99f
PDF
Publication pagef3ffce9237c56f347c52d2ea629334ee655e1e22a0dc6e134765add459386c02
Manifest2f4a0e19fdfde63b3d1f84c1c0a774d87aabb56417d1bb043f7eab6605c412e3

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
Signature6bPXaymLNsudSI2BGVKRk7hgYBNdYlpqogUjl5TBEDYdMwvNAV9sjjK/li8FQIP7tJHEC90ogfo2NLfQZtyrCw==
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

2026-09-17T11:26:03.846473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036704
observed f3ffce9237c56f347c52d2ea629334ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.831275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036704/manifest.json
observed 2f4a0e19fdfde63b3d1f84c1c0a774d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.815479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036704/publication.md
observed 35cf41336263c104be55fd4be11191b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.799573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036704/publication.txt
observed cbb4dc0b13d5db33cdfbf9e4e1a8b5b1...
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.