OT-2026-000043522
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off after 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-2026-000043522) never changes.
Identity and time
| Publication number | OT-2026-000043522 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-76ef-b0aa-465b93d48e22 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043522 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f477df87a65ac339fa4d7339ae66ae9daa83ad5e038f25a76c9ebd3e4f3b954 |
|---|---|
| Markdown | f10cfc3f0989100828f772137a6dab4a10558deb7b74815f13900011c763c3d0 |
| Publication page | b7a57ab0d3975dde4c3010f4721e3f470a53047dde469553f3a26ac7da40fa20 |
| Manifest | 76f5a9d35977bf936d00148966d89b13877a2490924a517313de6d6bc2919ece |
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 | iQ88RL+SMBjb8wTa6eDuYXdUHwtbC14KgayRrWJN0HyM9OR2FDE7t13blwsoUj3e2I2eDoPdLIv8P+GyTEMqAw== |
| 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
| 2026-09-17T11:12:53.830510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043522observed b7a57ab0d3975dde4c3010f4721e3f47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:53.810086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043522/manifest.jsonobserved 76f5a9d35977bf936d00148966d89b13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:53.788785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043522/publication.mdobserved f10cfc3f0989100828f772137a6dab4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:53.767526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043522/publication.txtobserved 1f477df87a65ac339fa4d7339ae66ae9...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. |
|---|