OT-2026-000049805
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000049805) never changes.
Identity and time
| Publication number | OT-2026-000049805 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8ff0-7d05-97b8-fd80f65a65d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049805 |
| Status | PUBLIC |
Content hashes
| Canonical text | 216734b0bbbf7aad52abf691481b9840b5c5a437cd3b40393bf04f0a6957b910 |
|---|---|
| Markdown | c5d3f8235f6865f9e04363e0a02fd44bd12c7b271e70983522a72877495ff2a3 |
| Publication page | 1b691cd376c71cef2bc7b0a7ef4918e608c32e867f0bc8830e23df1afa3a38d0 |
| Manifest | c4899dbe3b839abd1bc25282a06816adaa60907e2a33d35e0147e0d35447e59b |
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 | Vl6m1C9LB9qELUKugsXgtM+sZzoB077DZ7LVF9+ACV1dPtTx7NpLMtUAWACj/FGnQXWTdQsFpC+uS+TRhz1fAg== |
| 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
| 2026-09-17T11:02:55.884720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049805observed 1b691cd376c71cef2bc7b0a7ef4918e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:55.865821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049805/manifest.jsonobserved c4899dbe3b839abd1bc25282a06816ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:55.845452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049805/publication.mdobserved c5d3f8235f6865f9e04363e0a02fd44b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:55.823901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049805/publication.txtobserved 216734b0bbbf7aad52abf691481b9840...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. |
|---|