OT-2026-000049809
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after set-down
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-2026-000049809) never changes.
Identity and time
| Publication number | OT-2026-000049809 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8ff0-7ddb-bf61-b658d9d397f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049809 |
| Status | PUBLIC |
Content hashes
| Canonical text | 162b8a1b611a43970ec681119b95fcd24c10a305a85030fcaebdad5d4353fed1 |
|---|---|
| Markdown | c94ad200b6ce2e8e47d8226a84b4c9dd89afd4799dffd31f1fef5a7bcc19325e |
| Publication page | 65cd84267378e21e20d549fd96b54d3331e2a1575cdb20cbbc5e6999589a0892 |
| Manifest | b15c965b7f29aaa1f372b704d495050d8a2f5674693e2bb8f64b558a10c0a3fd |
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 | v1qCJ3XZyw6dUK1ZBI1IGZOYrq9w468Hg5LuiSLujI+ogIbnGJd44nGPdU5yTgxzgywllLHPuQ0jzhJmVlpbDg== |
| 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
| 2026-09-17T11:02:56.196352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049809observed 65cd84267378e21e20d549fd96b54d33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:56.176478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049809/manifest.jsonobserved b15c965b7f29aaa1f372b704d495050d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:56.156147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049809/publication.mdobserved c94ad200b6ce2e8e47d8226a84b4c9dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:56.137100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049809/publication.txtobserved 162b8a1b611a43970ec681119b95fcd2...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. |
|---|