OT-2026-000083501
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, 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-2026-000083501) never changes.
Identity and time
| Publication number | OT-2026-000083501 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0415-7909-8b7d-82606db10150 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083501 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53f22b5c1dff87ffd3f27a8a6d2c1afd1523d3dc45b722dce4b63be089c3baeb |
|---|---|
| Markdown | 79a131602471709f6d40e69c9adda3031e3a953565c6aaf6171e04fad8bfacad |
| Publication page | 81dfab38ed98df5d6411a7e608d72cb5bc18719c3980ec4a06b074392783ecd9 |
| Manifest | b5a30e064506f499ddb67f58329b8564296f148f0e6c916d34d3e783ee380df8 |
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 | b3OuUSz3cPUui0C8HdjaEQVE2B3ZC7YwmHxvAIoA2vR1FbgAuCgdLyvOoPSIH2fM3iGz/WWTDvxC2HAfhaOPAA== |
| 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
| 2026-09-17T09:56:28.620403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083501observed 81dfab38ed98df5d6411a7e608d72cb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:56:28.602866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083501/manifest.jsonobserved b5a30e064506f499ddb67f58329b8564...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:56:28.586418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083501/publication.mdobserved 79a131602471709f6d40e69c9adda303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:56:28.569443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083501/publication.txtobserved 53f22b5c1dff87ffd3f27a8a6d2c1afd...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. |
|---|