OT-2026-000021049
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000021049) never changes.
Identity and time
| Publication number | OT-2026-000021049 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-75d4-90db-58490be77194 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021049 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1ade2dfedf87051cf9b9287bc6530cdb36bb0fc322916e25509642083290f6f |
|---|---|
| Markdown | 1458e8378a14672d212f110e4a688fa62f6c901f8231bcebae1314db2935b3b4 |
| Publication page | 4bd7621ee4849a3d5002f1ca155ed193da9a4d9df37b7f402d784e7ce041748e |
| Manifest | 4c8ea744b40e0f7a2bbe2a8ac2c69a40967b3b85c68804f0f86f2c86f76c5617 |
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 | zk9/fPpgr4MFiCKQzubfZS9bUC90EfXOGtaohfQ9uBE//A1TKmp/zwJW7o77wlbCN8j/BTZMCgNqtOWPKMQbDg== |
| 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
| 2026-09-17T11:56:12.965132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021049observed 4bd7621ee4849a3d5002f1ca155ed193...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:12.945313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021049/manifest.jsonobserved 4c8ea744b40e0f7a2bbe2a8ac2c69a40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:12.926952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021049/publication.mdobserved 1458e8378a14672d212f110e4a688fa6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:12.907745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021049/publication.txtobserved c1ade2dfedf87051cf9b9287bc6530cd...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. |
|---|