OT-2026-000030380
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000030380) never changes.
Identity and time
| Publication number | OT-2026-000030380 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e502-7628-983a-5f6056b7f59a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030380 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83b1e879e4d06803b650fa1bede8b7778d18edcd71149fef6109a0a1675af30d |
|---|---|
| Markdown | 36f09012b3b6f90ec40d03a0057480668aa3631fb5a7c54b1b6781384a39e8bf |
| Publication page | d475ffdef412258041cac65571be209009703c0e4519a894b9531c375c42623e |
| Manifest | e7d2af469289cd64527edf1a336e88af55952e0d08138d7e9d955e5cf735db13 |
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 | gHYZAIXHWlCwwjqF/k+oaNLmxDUrXu9v3fu0jetFJe+nboxX7NG75Gq/cfsjUdYk+SdDVwcuSIKy+NuDAOaZBA== |
| 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
| 2026-09-17T11:38:06.285349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030380observed d475ffdef412258041cac65571be2090...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:06.258820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030380/manifest.jsonobserved e7d2af469289cd64527edf1a336e88af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:06.239299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030380/publication.mdobserved 36f09012b3b6f90ec40d03a005748066...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:06.204911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030380/publication.txtobserved 83b1e879e4d06803b650fa1bede8b777...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. |
|---|