OT-2026-000050018
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000050018) never changes.
Identity and time
| Publication number | OT-2026-000050018 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd78-7a04-951f-8081112508d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050018 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3dfa01a6b5b1c5e34e085eb15b1f7e3e0b18a2184161d48f5cf9166e01c2d7c5 |
|---|---|
| Markdown | 53a56b8211466b529fb299336a84dca5c7ae691f9b2a25f9b1bec83b89e5981c |
| Publication page | a99cd8fa585317fc59a669bc25a3cad695076c20bdcdc1c9430a6e23e60fadc9 |
| Manifest | fffc9fc1d96161e02ede52eb6577bf39299ae92a16fa0cc1356bbb982a8a16f5 |
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 | bVifemo+/sACxFbqwAH8O9UK0CUQAxoTFsTZg7pIPRDi3k9yvlZRHFKc46NvSmEgzJxV1c/fB5TRmB/at5d7Bw== |
| 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
| 2026-09-17T11:01:59.090821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050018observed a99cd8fa585317fc59a669bc25a3cad6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:59.071406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050018/manifest.jsonobserved fffc9fc1d96161e02ede52eb6577bf39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:59.054498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050018/publication.mdobserved 53a56b8211466b529fb299336a84dca5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:59.035881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050018/publication.txtobserved 3dfa01a6b5b1c5e34e085eb15b1f7e3e...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. |
|---|