OT-2026-000089520
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000089520) never changes.
Identity and time
| Publication number | OT-2026-000089520 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-78f9-bd70-a35d5d472ebb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089520 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6386a9d11d7b2879d56f13b82192054df36848689774b18df0f3ca37a160a42 |
|---|---|
| Markdown | 0180f41dc01ae73b87fbf6c6a599ba9474f1337dab66fe77e57df3f1934e37eb |
| Publication page | 5b74bc951f730ec0cdbd45e3e8e9275f4ec3f1e837be3664a69679677c98b894 |
| Manifest | 5cad840892602bc2c71f323c54113a75eca9659afc60b8a02847e2eae21569b1 |
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 | EfuaTnAFSh34VaUFIGnhvDH1rqWRseXzPZabniLOm8yNrV1sesT2fgxgP2/JKgHo6yOoCv2F2+RLjDkHXcAgCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:40.657972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089520observed 5b74bc951f730ec0cdbd45e3e8e9275f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:40.640699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089520/manifest.jsonobserved 5cad840892602bc2c71f323c54113a75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:40.622502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089520/publication.mdobserved 0180f41dc01ae73b87fbf6c6a599ba94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:40.606457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089520/publication.txtobserved a6386a9d11d7b2879d56f13b82192054...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. |
|---|