OT-2026-000022050
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000022050) never changes.
Identity and time
| Publication number | OT-2026-000022050 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-7e0c-a15f-3d59145225b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022050 |
| Status | PUBLIC |
Content hashes
| Canonical text | c70dfccc9b6bf0c6644d6016228e1c5cf4f27743eba5c04d3d5f1315584f1c28 |
|---|---|
| Markdown | 59571a92626a4649bf3d7baa5e27c7d455fbc36d514a9f6d553861443e992e80 |
| Publication page | 616230873e79d8f314fc08ff2c70d4e3f17ea2e6feeb38f603f1c286460fb887 |
| Manifest | ceb3b47ca7c082b21915585121c6cb2cf5713b85053b8a91553e20b660f459e7 |
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 | znoWKVw7RGPEkqKEflgF+WX7q6f60Q0Pr8SHmidRP5iwBcuGESO13I79ZZnUh/ndU1Z1La+nhOfT+fNZ9I0YDw== |
| 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
| 2026-09-17T11:54:44.547304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022050observed 616230873e79d8f314fc08ff2c70d4e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:44.531109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022050/manifest.jsonobserved ceb3b47ca7c082b21915585121c6cb2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:44.514187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022050/publication.mdobserved 59571a92626a4649bf3d7baa5e27c7d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:44.498007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022050/publication.txtobserved c70dfccc9b6bf0c6644d6016228e1c5c...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. |
|---|