OT-2026-000021873
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000021873) never changes.
Identity and time
| Publication number | OT-2026-000021873 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7631-bbcf-206c737b4231 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021873 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a3e5da4758c4083c60e7558cc192dd8071df9c838f8561fb8eea01d5074d9c5 |
|---|---|
| Markdown | f7aa9044e10f2ee8aeb3dc4a2afdcbee4eedea456afc7607b3ff291afaad06de |
| Publication page | 792e4c1277aae931cc4467ffc18fddbb4f363f8a3a4b1c9014cc8884d5ade595 |
| Manifest | 995379a594318a77f3c14f8508ab3b037210466e2235562be24f9427fec91f4c |
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 | 9XbzPVmOjHKOMVf1hf501rpnQfqf/urnSh+VAhJO9d6KgMlgMUjy7HIOSTlfeRPBrp7cVh5iY4wxi25YbZjBAw== |
| 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
| 2026-09-17T11:54:26.329276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021873observed 792e4c1277aae931cc4467ffc18fddbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:26.309472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021873/manifest.jsonobserved 995379a594318a77f3c14f8508ab3b03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.292595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021873/publication.mdobserved f7aa9044e10f2ee8aeb3dc4a2afdcbee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.275017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021873/publication.txtobserved 4a3e5da4758c4083c60e7558cc192dd8...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. |
|---|