OT-2026-000090522
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000090522) never changes.
Identity and time
| Publication number | OT-2026-000090522 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7c30-b0d7-cd8e9264571b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090522 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f37a8c7afa653ef35c9e7e9ada4710c71beed5b53798754c3f36b44764d0f29 |
|---|---|
| Markdown | a90a7309e67dd8da059c3df8778515e63c2ce7f1c3c66f81c7c3d437e3b42b3f |
| Publication page | 04f8f2cb2d88fc6b02e3f070d7048e075ddafc8eedc138f0200cf2f5ad5bd107 |
| Manifest | 46954863974e24cecf8a37cfd071ecf73adcf22e280f8daa11fa85c2f6a0919f |
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 | uiGKd7llWN6BR7jsrZNu5a+5m0hh0v+vtNGRCtHcYY/3g6jPAIv9CxgIbD1B/TKsm9TT+nZZkmI0Q/E83KzMBw== |
| 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
| 2026-09-17T09:44:41.526104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090522observed 04f8f2cb2d88fc6b02e3f070d7048e07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.501423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090522/manifest.jsonobserved 46954863974e24cecf8a37cfd071ecf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.481804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090522/publication.mdobserved a90a7309e67dd8da059c3df8778515e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.367014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090522/publication.txtobserved 0f37a8c7afa653ef35c9e7e9ada4710c...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. |
|---|