OT-2026-000038481
Publication integrity record
Single cup vacuum gripper, pump fed, supply line 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-2026-000038481) never changes.
Identity and time
| Publication number | OT-2026-000038481 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d53-7d23-b205-6c0802e400ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038481 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7da51e06372816b9aca713cbe4bf6a24ef12b311a86c467af7524bfad73f7aaa |
|---|---|
| Markdown | 9219e639466be8190658bdadb90a603ae5543bbbc31e89d261930a67f5f7d9c6 |
| Publication page | 7e1354426ba4e87b4a4035377657bb5a7921eaedf4244e656a90b56feb82cad1 |
| Manifest | 8b0b456928038bf3f931a71574e7caf42927cb1f4a03d2e686290618a41bdf6c |
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 | vftEIrS3tyN6ezEClrGn6iW3yGubkKo2z5ZYIr8qeHsKxVwCOedA0M+KfM/bs13/LJUb5S1GmqWwyuDrKmwcDw== |
| 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
| 2026-09-17T11:22:43.227114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038481observed 7e1354426ba4e87b4a4035377657bb5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:43.210172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038481/manifest.jsonobserved 8b0b456928038bf3f931a71574e7caf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:43.192334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038481/publication.mdobserved 9219e639466be8190658bdadb90a603a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:43.176201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038481/publication.txtobserved 7da51e06372816b9aca713cbe4bf6a24...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. |
|---|