OT-2026-000089881
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000089881) never changes.
Identity and time
| Publication number | OT-2026-000089881 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-74f4-8fbc-a04f673eb680 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089881 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2ed6b75702db24f082fb96aa4ad3c70deedeec5ba04f6412d0b174cde0a5229 |
|---|---|
| Markdown | af7b3f5badeea18689f53671ac71351913aa0c47eec63c0f7b5ce2e09f6dbc0f |
| Publication page | 7419b4577f6ce12ef0382aadc892829b478b692bbbad901e9e44180975f71535 |
| Manifest | 1c1b6170ed87691139028f3b59dbeeb560b6e3b598bf4fdf4f7c0072626b4099 |
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 | GID45ad4sT89103H0n5u2d7Qdp1U+EO+eFY9nfIotBtYlZKZYQMxnX1LVAorSfdY/pmTY24hK2WJBcDk8R+pDQ== |
| 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
| 2026-09-17T09:45:08.568511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089881observed 7419b4577f6ce12ef0382aadc892829b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:08.549359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089881/manifest.jsonobserved 1c1b6170ed87691139028f3b59dbeeb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.529549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089881/publication.mdobserved af7b3f5badeea18689f53671ac713519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.509365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089881/publication.txtobserved f2ed6b75702db24f082fb96aa4ad3c70...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. |
|---|