OT-2026-000025221
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000025221) never changes.
Identity and time
| Publication number | OT-2026-000025221 · never reused |
|---|---|
| Internal UUID | 01a0ae71-5fa6-79e5-b757-0c35c3dfe2f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:40.790954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72fb614519bec6993b426d3acf5b90905bc02cbc10c3accb0ea899233e6155d2 |
|---|---|
| Markdown | 210ccfdb2dd917bbe122743c213dd8fcb6463356038eee1f43ad2bc74b9677d0 |
| Publication page | 7b15e91b9331f85a45199669ae6be680dc2450fc6208d832772ecbeae41ad07a |
| Manifest | de6ae55931043357ac5657eb3e997fc3263e3ab4dd1761e74a7b1dfed1bcb909 |
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 | 9kA4bAI4NsgJfK1C726e5jZn6iYN1cLEkUr0OLxeLd0oMqZonrR6jPU7u5ydjWQJghzT5ULSGTBGaaQD1b58BQ== |
| 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
| 2026-09-17T11:47:13.496406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025221observed 7b15e91b9331f85a45199669ae6be680...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:47:13.479452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025221/manifest.jsonobserved de6ae55931043357ac5657eb3e997fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:13.462802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025221/publication.mdobserved 210ccfdb2dd917bbe122743c213dd8fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:13.445961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025221/publication.txtobserved 72fb614519bec6993b426d3acf5b9090...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. |
|---|