OpenTechnical

OT-2026-000074505

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000074505) never changes.

Identity and time

Publication numberOT-2026-000074505 · never reused
Internal UUID01a0ae93-717a-7679-8559-da5308f4227e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074505
StatusPUBLIC

Content hashes

Canonical textf80ddd2b3ae780bd06488fb215b297419234a3078850dbbe4d8be6663dd1cfe2
Markdowndbc795a117333835af8d5a8105c8a4d605fa333b345f639760a00dc0623433b9
PDF
Publication pagefb30431bfb5314915c654fb007eda53922a672cda807a67abc36b9a56bce75da
Manifestace3ada13c12e05634e159669107a654deafa0fc7dab51a95ca3e7b384f3e4ac

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
SignatureW/VE2tdP+2hEFszBnDljlLm+XxuYbUfu1Lca6VEGaiud4hiobKDmZNZueRsKtQtVH12qBqgIboLP5U/pGLDoAg==
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

2026-09-17T10:19:28.639128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074505
observed fb30431bfb5314915c654fb007eda539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:28.621814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074505/manifest.json
observed ace3ada13c12e05634e159669107a654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:28.603374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074505/publication.md
observed dbc795a117333835af8d5a8105c8a4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:28.584794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074505/publication.txt
observed f80ddd2b3ae780bd06488fb215b29741...
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.