OT-2026-000012890
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, 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-2026-000012890) never changes.
Identity and time
| Publication number | OT-2026-000012890 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7689-8e25-6befe07a96ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 330e5b44767b2ecd5996237677d8ed4059954827324d7ce7b8c30abeed0964fe |
|---|---|
| Markdown | d2d09caccc7161d401c8ead887321c008ddc2eafaed172e00d3628dfb6eaa30f |
| Publication page | 82dbcc4827b384f8f69cf1837c2b7144c13050e4d736818917ed9cfd72c4152c |
| Manifest | 0db340738357ee76459ea0f7b1273c46724c75c49a31286a90305d2d0eb595b8 |
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 | kJP2p/MRDzvH6GlAarrFy36IImRIMhZtYCJFXwTw0RLghkCsLV5hhWPDv4PHbT+SnHONBJMN04JPYJtVWciHAA== |
| 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
| 2026-09-17T12:10:40.813857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012890observed 82dbcc4827b384f8f69cf1837c2b7144...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:40.792518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012890/manifest.jsonobserved 0db340738357ee76459ea0f7b1273c46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:40.774266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012890/publication.mdobserved d2d09caccc7161d401c8ead887321c00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:40.755147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012890/publication.txtobserved 330e5b44767b2ecd5996237677d8ed40...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. |
|---|