OT-2026-000019519
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, pulsed 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-2026-000019519) never changes.
Identity and time
| Publication number | OT-2026-000019519 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7c49-a75f-c75031edf397 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019519 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1824549b07adca7ba8c18b352c71c518a7528b927df9be0b91c4d2c064cc4b09 |
|---|---|
| Markdown | 224d6e18810194ebf04ff610a68ec836ef1c8971ff6e3dda87dd97047f08baf9 |
| Publication page | 0b18329eb241cda8bc9881822c0092f9c7d10b8a4f9eca58c640e18d5323f5d6 |
| Manifest | 7ce735318a68dbdb08015179323bc06ea7020a147d9cc63112e3d5ebd5863d61 |
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 | LniIDdlPk3URkmd0veRPvYzd5TnO8rvdtvLBy+bogjOyNKXrvJ7vkVEXr6pqrA3rJXmd9K+88FJWBRaGjEKBDA== |
| 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
| 2026-09-17T11:58:57.250681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019519observed 0b18329eb241cda8bc9881822c0092f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:57.231992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019519/manifest.jsonobserved 7ce735318a68dbdb08015179323bc06e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.214349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019519/publication.mdobserved 224d6e18810194ebf04ff610a68ec836...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.197052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019519/publication.txtobserved 1824549b07adca7ba8c18b352c71c518...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. |
|---|