OpenTechnical

OT-2026-000040546

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040546) never changes.

Identity and time

Publication numberOT-2026-000040546 · never reused
Internal UUID01a0ae79-6d0d-752f-aef8-4305cb567116 · 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-2026-000040546
StatusPUBLIC

Content hashes

Canonical textcbb6f41a7dea029e6e152ef24393cc7daab5e7bd4a4590744b60c673b4976037
Markdown1e05222dac84b3e2e9dae411c9924a42244feb54e189bb60530a7c55328941d2
PDF
Publication pagee77ad414031de005b16e6054d9c8c9f2e59472dceb6c7e932adf3982ddb040ea
Manifest44d84c0b28f98053b703be560cd13a0fe8bdca9ad1551553694536efda7f4376

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
SignatureuSWsXFln4bl8+73zj6DAFAC0o8uLAb8KdUST6I7n9JNIUrfz994LySCk3AmJaVOZr1iojJIXJziZbx7epXWUDg==
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

2026-09-17T11:17:42.089305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040546
observed e77ad414031de005b16e6054d9c8c9f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.071402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040546/manifest.json
observed 44d84c0b28f98053b703be560cd13a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.055324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040546/publication.md
observed 1e05222dac84b3e2e9dae411c9924a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.035943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040546/publication.txt
observed cbb6f41a7dea029e6e152ef24393cc7d...
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.