OT-2026-000020984
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000020984) never changes.
Identity and time
| Publication number | OT-2026-000020984 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-71e4-8836-848ee1593927 · 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-2026-000020984 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec7241f8e92854bd17db51ac042da42f927b397ed75eea781cae6e8a73fa0e88 |
|---|---|
| Markdown | 66a76c85579bddd8ddeefa4a5cc60a8896bd68940844d02d9ce8f345397d9b5c |
| Publication page | abf48bca0e92281588156b3130f68d27366cefbd3e51e6913686c2bce53e25a5 |
| Manifest | 523bf4b30438c8d107da548688227a3042fc7e0b192a596bc18c06b8ebf76248 |
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 | Wprt6wCyQr5V+utN/Jriic20SndvoUPC42O3KShb/tMpK64EDTCLuAaBP9/NUz9eoV4EAW/G7bBcXb5hXklQAw== |
| 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
| 2026-09-17T11:56:08.119611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020984observed abf48bca0e92281588156b3130f68d27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:08.098629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020984/manifest.jsonobserved 523bf4b30438c8d107da548688227a30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.080947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020984/publication.mdobserved 66a76c85579bddd8ddeefa4a5cc60a88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.062175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020984/publication.txtobserved ec7241f8e92854bd17db51ac042da42f...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. |
|---|