OT-2026-000038204
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000038204) never changes.
Identity and time
| Publication number | OT-2026-000038204 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d50-745c-b483-49c6e76c9184 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038204 |
| Status | PUBLIC |
Content hashes
| Canonical text | c950672e702343d186e2c3ec35a4aa8c3e95c8de4b6f60a13cd27fb8c03200fd |
|---|---|
| Markdown | fe6d64913a91971e86bf4c26444a33da0a7c6892b575fa44669b7d2e00a4c075 |
| Publication page | c2ca3a5afe7ec2f17c1e7ae4361703d090ebb9d55ceb4de0a1e3d845702e0158 |
| Manifest | 461219dfc7107c550295971d7e380b4486d81c5ce4dae93e96ebea2ea080f0dd |
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 | HS5JVxYMKX2jyNPF+28NiW3a4lkAq84re0Z20MHdKS2vpUVpQl3rkLT6xImpij7IfbAtYSZNC2p/2bHBYn93Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-11T12:42:02.159286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204observed c2ca3a5afe7ec2f17c1e7ae4361703d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T12:42:02.082803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204/manifest.jsonobserved 461219dfc7107c550295971d7e380b44...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T12:42:01.975462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204/publication.mdobserved fe6d64913a91971e86bf4c26444a33da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T12:42:01.797397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204/publication.txtobserved c950672e702343d186e2c3ec35a4aa8c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T12:41:28.943750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204observed c2ca3a5afe7ec2f17c1e7ae4361703d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T12:41:28.835605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204/manifest.jsonobserved 461219dfc7107c550295971d7e380b44...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T12:41:28.754430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204/publication.mdobserved fe6d64913a91971e86bf4c26444a33da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T12:41:28.660396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038204/publication.txtobserved c950672e702343d186e2c3ec35a4aa8c...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 |
|---|