OT-2026-000028684
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000028684) never changes.
Identity and time
| Publication number | OT-2026-000028684 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-75ec-b17a-2745cedb6701 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028684 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4371362f8967d2c91b294c605849c906e3130038100b6f786afa5aa5381f7f6f |
|---|---|
| Markdown | 2c87f9eb1a09fa8f94948352f30f7199e33832e56e5d6c082b4315b46c5ae53a |
| Publication page | 991e0f678dd090df37588aef82b99090ccc444e4841fc512468bf3d2ee566439 |
| Manifest | 661b06f19c82d39c2b8484cd21d69b1f8ee3084ac16cc8f90b44f01834dd20b6 |
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 | 0YXwgkZLfRSHvWmuH7INsvcLDc2iJ4sKznptUXsJbDcaMNn6JUO7WcntGA0apawB1H6JoK++21h9Zrr3/RQSBw== |
| 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
| 2026-09-17T11:41:34.537992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028684observed 991e0f678dd090df37588aef82b99090...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:34.519221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028684/manifest.jsonobserved 661b06f19c82d39c2b8484cd21d69b1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:34.499924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028684/publication.mdobserved 2c87f9eb1a09fa8f94948352f30f7199...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:34.480756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028684/publication.txtobserved 4371362f8967d2c91b294c605849c906...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. |
|---|