OT-2026-000029512
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000029512) never changes.
Identity and time
| Publication number | OT-2026-000029512 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7c0a-a5da-5cad4e2981bf · 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-2026-000029512 |
| Status | PUBLIC |
Content hashes
| Canonical text | df2eefe8815705405e4557e2e309693c9d94594faf493b5907e55fcc25966241 |
|---|---|
| Markdown | 0e1404093e23ac4a8b8a66554d4a538b588028e399f9d9dd729cea3302d9f061 |
| Publication page | ade09f6f5c8224c6a230cac30aef6137ad7353d90033c2e1a557b6a19663869f |
| Manifest | c927adb4154daa2291ec7c5c776c7bf015ea77a0205f019fcb1613edd205d1d6 |
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 | CGVlHreGsyPAICogt3TcTQEsYrIR1k6FIJno/4qNVHeJOlg6tNBodC3chOQQ2KxdRCqfcYzxjVrTDsWaUNH/Ag== |
| 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
| 2026-09-17T11:39:09.125203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029512observed ade09f6f5c8224c6a230cac30aef6137...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:09.105846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029512/manifest.jsonobserved c927adb4154daa2291ec7c5c776c7bf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:09.087557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029512/publication.mdobserved 0e1404093e23ac4a8b8a66554d4a538b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:09.071327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029512/publication.txtobserved df2eefe8815705405e4557e2e309693c...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. |
|---|