OT-2026-000021400
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000021400) never changes.
Identity and time
| Publication number | OT-2026-000021400 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7189-a576-6285900802a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021400 |
| Status | PUBLIC |
Content hashes
| Canonical text | 02695b28eefd95a242bc70e7e6827196eb857cb45bdb1547353604f8cde4f935 |
|---|---|
| Markdown | ba50b3db89c90d8a2f8a1bec6cefa40a35eea7fa42f802c90f2f71f81a3cd902 |
| Publication page | 71ddd0b1f648b0c3fe573da7d06889326a65f2033511e42405faae5be5ebcb3a |
| Manifest | ef6716d4a0fb610b096fedcebb1bdb7aaf3bd06c024f49ca89faceee0d852f74 |
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 | 30pZLWkuhoimYh/iNpnmCpXCSxbjNWBvMjpMjx6Nk5VLBYZt3ejmBn2WHP/w+lFjeQjcRWQQL+Sh8VaDMFVkCw== |
| 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
| 2026-09-17T11:55:17.533984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021400observed 71ddd0b1f648b0c3fe573da7d0688932...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:17.514700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021400/manifest.jsonobserved ef6716d4a0fb610b096fedcebb1bdb7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:17.489004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021400/publication.mdobserved ba50b3db89c90d8a2f8a1bec6cefa40a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:17.466304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021400/publication.txtobserved 02695b28eefd95a242bc70e7e6827196...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. |
|---|