OT-2026-000042888
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, pulsed blow-off after 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-2026-000042888) never changes.
Identity and time
| Publication number | OT-2026-000042888 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-7ab1-b95b-9f6afe2a901e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042888 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffe7780e64dd56e76cbeac700fdc9cae9f3a2e374c835e37fc242f3037b22634 |
|---|---|
| Markdown | 2fd673a1191099aa2085bcf94b8b3b98c2e6301b7d92d9d515ff0b19e3b61fa3 |
| Publication page | 2820623da18dd80fbe79b3ba495b2a6a93a23d8f735e8d7ae966f596b2bc6872 |
| Manifest | 4d62650fa6dcbdaf98fa34906a801206b1f4c1320c805f9ff0fca4826dc91759 |
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 | T4kZ6bLuEijEBz22+lw7iohl2/xLLgJ4g/YT6xJPcBxGK7MHIrfI/6uRhFnz5kM0EgcyhvOK8U+tfAG8wn0nCw== |
| 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
| 2026-09-17T11:15:23.430806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042888observed 2820623da18dd80fbe79b3ba495b2a6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:23.411488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042888/manifest.jsonobserved 4d62650fa6dcbdaf98fa34906a801206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.391815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042888/publication.mdobserved 2fd673a1191099aa2085bcf94b8b3b98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.371674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042888/publication.txtobserved ffe7780e64dd56e76cbeac700fdc9cae...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. |
|---|