OT-2026-000042506
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000042506) never changes.
Identity and time
| Publication number | OT-2026-000042506 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-74c8-8cbd-684032f5b466 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042506 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3813a6c326b12710e53141ca964fbe9aa07edb15f1f8825bbd68c409b37cb4dc |
|---|---|
| Markdown | 6049f2505b985a6a6099e10d614857ea56d04f49c4af07bfadfb68eb0515731a |
| Publication page | ce215570497f54bb787b0381311fff7a59c9d77b957b793eac1eb56bd7528740 |
| Manifest | 2bb59f23a6209b637053466d1d7aad5811889262d7fe12ae233584eec0891d38 |
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 | auu36jL4EA5gGOqwlaxeULoMecwVjGR/FzuYSo2VxcnscPzmQjZPVLuoqYAj+nspVEmKDbc4QDT/D9UJpnw2BQ== |
| 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
| 2026-09-17T11:14:05.025351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042506observed ce215570497f54bb787b0381311fff7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:05.006587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042506/manifest.jsonobserved 2bb59f23a6209b637053466d1d7aad58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.987507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042506/publication.mdobserved 6049f2505b985a6a6099e10d614857ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.968436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042506/publication.txtobserved 3813a6c326b12710e53141ca964fbe9a...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. |
|---|