OT-2026-000029476
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000029476) never changes.
Identity and time
| Publication number | OT-2026-000029476 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-77f5-95d1-5554e8d25be6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029476 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3dde581d481c350252c6ca2a2fc34bda8cc8fc0e5b0671bea166cbddcb6c539d |
|---|---|
| Markdown | 0fb0c981a5f2d4e1a7b14f4d084a3e449e627f33c3963f35abc40b59bd422732 |
| Publication page | c8ec946e6ee1e74b15fbd1b052c21e5940c994df9f10755f316f855f0cebd2df |
| Manifest | bd5f29d7790d0380f2f89799b695e5d00c24d9574e256effc8a93e409548fa67 |
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 | ETyH2KNbt4XGbKJ89qYzRtPYmDviv2wVTecQkmzs7LdceBN6Aw/n6gJDuUwtRaGFUgCds8+ypQjLocdyZXi6Cg== |
| 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
| 2026-09-17T11:39:06.044238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029476observed c8ec946e6ee1e74b15fbd1b052c21e59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:06.028749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029476/manifest.jsonobserved bd5f29d7790d0380f2f89799b695e5d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:06.012566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029476/publication.mdobserved 0fb0c981a5f2d4e1a7b14f4d084a3e44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:05.995212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029476/publication.txtobserved 3dde581d481c350252c6ca2a2fc34bda...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. |
|---|