OT-2026-000087471
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000087471) never changes.
Identity and time
| Publication number | OT-2026-000087471 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-7fe3-a9ff-f0a8eddd0e07 · 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-2026-000087471 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b0425d488c5921d1712f007be259fe7c83c6a69cf2a02c06176997522c12530 |
|---|---|
| Markdown | 1122f919e772ee00a4f210fc4e59cb2b3405b7c063b0c1d736cc2d50018ecdad |
| Publication page | 90b82c81acd5c7f3643f960d001de0c1b7645e84db06738a03f67fd0b54cae9f |
| Manifest | 4c63ce1e96ae476f7e6156829ff530d25f63936039c88cbc703a5db009a9da50 |
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 | 7qoAG4Lr+wn9IRcDDR2XTOKFtSl3TqDgzQzWQGE6Emz6YO3linT4RRt9CeKL8g+YLd39DouoCqCKQHSL/UnDCw== |
| 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
| 2026-09-17T09:50:47.979209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087471observed 90b82c81acd5c7f3643f960d001de0c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:47.962722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087471/manifest.jsonobserved 4c63ce1e96ae476f7e6156829ff530d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:47.947010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087471/publication.mdobserved 1122f919e772ee00a4f210fc4e59cb2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:47.930163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087471/publication.txtobserved 5b0425d488c5921d1712f007be259fe7...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. |
|---|