OpenTechnical

OT-2026-000093840

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000093840) never changes.

Identity and time

Publication numberOT-2026-000093840 · never reused
Internal UUID01a0ae9e-508d-75bd-9c53-cf653de3b071 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093840
StatusPUBLIC

Content hashes

Canonical text993bdbca9cc8220e8bf291763185d75610c0c71b2ceb4ceb7253ee679ccbba20
Markdownca27a6b1b2d324da131615ae5685ad9fcdf74e5b85d5c0f7fd1416b27897dd9e
PDF
Publication page8da78fa03ac7041489c282f6364cb8e16092baabde660f168fe565f234ee839e
Manifestfb55cbf50a3b189fff87d346bf189270540c481ad5eeef16be7cddf580574255

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
SignatureEbguCxo2Z/ZvIpCSyMIJb7Zc+KNNmZGL67cJ+lskPlaIgPQqDQMOx/ebWLe3yZ+W+emrewLvdm53xYu9owg8AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:57.433737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093840
observed 8da78fa03ac7041489c282f6364cb8e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.416412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093840/manifest.json
observed fb55cbf50a3b189fff87d346bf189270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.396799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093840/publication.md
observed ca27a6b1b2d324da131615ae5685ad9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.377884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093840/publication.txt
observed 993bdbca9cc8220e8bf291763185d756...
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.