OT-2026-000051780
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000051780) never changes.
Identity and time
| Publication number | OT-2026-000051780 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c83-7df4-bf96-1f8f42316156 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051780 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8de40ad8196882961c1ad49b792a1c9e6c04be8b95fa91fb235a0b41e0a7d22a |
|---|---|
| Markdown | 41f88b5b9578a78bbe6fd6cef380795476f7236a69d148b9f62ed9ab1fa4ceb4 |
| Publication page | bb925036433c5e9c13688d3ff296f663eae6dd10bdb5741f600799a150eca2d8 |
| Manifest | cc014b565b7a1b9b40cbb4e5935cbcbab870d094e427a90aa125a7cea6780a9b |
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 | LwpYzky9P9807xT34+0BaxfkQE1n4L8PQbJWBmkCDPozBneS3dqrp1sEkLSs+xB6kRBZLzcoPteS84r3MPjsBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:58:41.295015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051780observed bb925036433c5e9c13688d3ff296f663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:41.275589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051780/manifest.jsonobserved cc014b565b7a1b9b40cbb4e5935cbcba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:41.257250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051780/publication.mdobserved 41f88b5b9578a78bbe6fd6cef3807954...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:41.239206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051780/publication.txtobserved 8de40ad8196882961c1ad49b792a1c9e...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. |
|---|