OT-2026-000021812
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000021812) never changes.
Identity and time
| Publication number | OT-2026-000021812 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7308-981f-77f08e53c725 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021812 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99595506269a4b36674d912427bd982d5b2588a21629a2d4195bafa6e6246bdc |
|---|---|
| Markdown | b7b1e859ab70fc2ecb9b141b27290cc54e61c2f748de6ad043f01c68a1c66c5d |
| Publication page | 8d52ca6c80b1be85d33cf6441309fc256e8507661454a7fe335ac80b6506c451 |
| Manifest | 118355b42a865caa79185845eaadb09f0f9893dd891609c1dc31b98b4fdd39c5 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | KLo/pl+M9ISQFsr5OohDCUD3WOoRZmzDZTV7U/xgsFEXSaTjpMgAOLUMNwSvSzf4WDQCefUgp6LgAT7+lSFqDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:22.072080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021812observed 8d52ca6c80b1be85d33cf6441309fc25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:22.054149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021812/manifest.jsonobserved 118355b42a865caa79185845eaadb09f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:22.036929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021812/publication.mdobserved b7b1e859ab70fc2ecb9b141b27290cc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:22.018696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021812/publication.txtobserved 99595506269a4b36674d912427bd982d...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|