OT-2026-000087528
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, supply line 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-2026-000087528) never changes.
Identity and time
| Publication number | OT-2026-000087528 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-799a-ad56-bad4985c4e8f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8a4981541af153678e6791f5f79237049a259884775c7c1d64f3ce2b649ef802 |
|---|---|
| Markdown | 911542d7cad8e4e37419a5582bfe3eebeb7b4711a35ecafa532aaede4bef844f |
| Publication page | 5271440319665d0b8764053531b4c89f62d154adb6d65b2a542a2e1cecca66f4 |
| Manifest | 79701748f79a65bd0466b2f90f95aea0a92d11e12e972a73f188d2f9a9b0b846 |
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 | yRDTvvcMAM22FQJboMc2D8LgtcmGbNYlXr988jCAh0MqmBqkxYIG2z6NgS3u05P8eq3OdRKqdboHI51cF8YGBA== |
| 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
| 2026-09-17T09:50:51.952026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087528observed 5271440319665d0b8764053531b4c89f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:51.935212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087528/manifest.jsonobserved 79701748f79a65bd0466b2f90f95aea0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:51.917243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087528/publication.mdobserved 911542d7cad8e4e37419a5582bfe3eeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:51.899430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087528/publication.txtobserved 8a4981541af153678e6791f5f7923704...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. |
|---|