OpenTechnical

OT-2026-000035476

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000035476) never changes.

Identity and time

Publication numberOT-2026-000035476 · never reused
Internal UUID01a0ae76-b4c4-7839-9626-f534a861cf5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035476
StatusPUBLIC

Content hashes

Canonical text58a2751fc5a9dc7b8f7b0ad5950d461d9006f7aa43abca73f535e8293b778dad
Markdownd89b2bef68f0697af27261259b6822f1b817a479a2af8efbf29450b15ce4c1c7
PDF
Publication paged7883e064476f685111fd27da4de2acdacfba431bd38e19a77fd60882ef35925
Manifest2474e1266cb86d528f0d99f7eb86fa45f25a9974935ffdd989fd32cb50d31b44

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
Signatureeh9diGaqRNKa0WXwT6NbvWQ34SghWlVPeETX0WYy7XMlDqrEjBXgoLIM/bYhCE3Fb8UXds7IaGo2Wku/sFMrBA==
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

2026-09-17T11:26:53.258989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035476
observed d7883e064476f685111fd27da4de2acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.241629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035476/manifest.json
observed 2474e1266cb86d528f0d99f7eb86fa45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.224924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035476/publication.md
observed d89b2bef68f0697af27261259b6822f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.207335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035476/publication.txt
observed 58a2751fc5a9dc7b8f7b0ad5950d461d...
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.