OpenTechnical

OT-2026-000040645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, sustained blow-off after 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-2026-000040645) never changes.

Identity and time

Publication numberOT-2026-000040645 · never reused
Internal UUID01a0ae79-6d0e-743e-ae34-2eead1dd08b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040645
StatusPUBLIC

Content hashes

Canonical textec229adb590a9e7f62274dc68cbefbcb869985492c2209611c146ffce3df8950
Markdown1b2a91fe9f8baae05205c0d357468081364064b6a7b3d813d0321f9cb75d6dc1
PDF
Publication page6f0c3d610acc5241165728b88b553000ff81790d30d701a5be7aed1b42956bd6
Manifest9400a40d1fc40d0afc743ef6239966a00f02bc398988512930c41dd0a18ead18

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
SignaturesjaaCBPE9W9G2F/wMQhM0+2gdt+AmkwZBHCNBUa5pYmO4iRA50nvbYzD/swfFxGa5AgqdTO1hMHll2LeLCHVDw==
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

2026-09-17T11:17:49.844713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040645
observed 6f0c3d610acc5241165728b88b553000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:49.827356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040645/manifest.json
observed 9400a40d1fc40d0afc743ef6239966a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:49.809209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040645/publication.md
observed 1b2a91fe9f8baae05205c0d357468081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:49.789788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040645/publication.txt
observed ec229adb590a9e7f62274dc68cbefbcb...
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.