OT-2026-000058272
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off after 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-2026-000058272) never changes.
Identity and time
| Publication number | OT-2026-000058272 · never reused |
|---|---|
| Internal UUID | 01a0ae88-f398-7e52-8dc1-44e6ed0e727f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:43:25.998432Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000058272 |
| Status | PUBLIC |
Content hashes
| Canonical text | 721b8fe2d23c713d90ded7c997dba49c6673252c591a0c34fbc0d41dc1a1dcaa |
|---|---|
| Markdown | aa76b876a3811681f28f56d6e9e7fe5b5af6577bdefc140708d9214c89b9a90e |
| Publication page | 502cb1ed164c60aebff4e52508f8499d76426f36afb3f787dec49b60a20a7507 |
| Manifest | c6d7a3f92b95e58e2668360cf8a901d094286d750b2ce50240dcae2f9b6a527c |
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 | 5OK5KY3kYiJ9FD95x5mnlKvlXZqdOrF/Kk3JFzoPbHW8MVAfVQA8pp2lvQygQO6IXJHJQa8AiSz76qOJjeNXBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-10-11T08:41:16.755200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272observed 502cb1ed164c60aebff4e52508f8499d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T08:41:16.658168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272/manifest.jsonobserved c6d7a3f92b95e58e2668360cf8a901d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T08:41:16.561888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272/publication.mdobserved aa76b876a3811681f28f56d6e9e7fe5b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T08:41:16.395794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272/publication.txtobserved 721b8fe2d23c713d90ded7c997dba49c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:05.191128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272observed 502cb1ed164c60aebff4e52508f8499d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:05.115653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272/manifest.jsonobserved c6d7a3f92b95e58e2668360cf8a901d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:04.993862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272/publication.mdobserved aa76b876a3811681f28f56d6e9e7fe5b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:04.867319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058272/publication.txtobserved 721b8fe2d23c713d90ded7c997dba49c...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|