OT-2026-000021623
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000021623) never changes.
Identity and time
| Publication number | OT-2026-000021623 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7724-8392-bac603a51b67 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021623 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac90d929188c18606f9369c2f3e6dac28e18085c579c5de2993236931980fe6e |
|---|---|
| Markdown | 9ead801f32873e26e8fceca7119a37eae12b21c53659aab2d604c3a7fd8659b5 |
| Publication page | 53a15a2cbbccaa6973b091297e45fc674d1e8a66d9dfdf9cadbd116648a7ad39 |
| Manifest | 2b1097c3cc2cf775714f3f1d0470c1b0cf241b064343201a2ecbaa91d7389e93 |
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 | l626HjIkzcb68rmUOlMk/ksNSWo1mQY/CZEab/mJ1xUKk4g/ijdEAz+/6PVm4UsQk9LrW7rr74WjZY40AnozDQ== |
| 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
| 2026-09-17T11:54:08.844880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021623observed 53a15a2cbbccaa6973b091297e45fc67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:08.823501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021623/manifest.jsonobserved 2b1097c3cc2cf775714f3f1d0470c1b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:08.799540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021623/publication.mdobserved 9ead801f32873e26e8fceca7119a37ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:08.777352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021623/publication.txtobserved ac90d929188c18606f9369c2f3e6dac2...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. |
|---|