OT-2026-000043021
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000043021) never changes.
Identity and time
| Publication number | OT-2026-000043021 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3278-786d-bbc4-763ae0b4df9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b3649b8643afd24c584c3074466ea4123e93a98ee9e1c48c81f511c64a3d6d2 |
|---|---|
| Markdown | 989acef250d66b5544fc7bc171ce1ff5041a484ce45f17274b3bf393d2cb5637 |
| Publication page | 3e5dcb1cbb9c73a7720841590748034d9f991bd6cc8ee95f395095014fa9f95b |
| Manifest | 5487ef0c80cfca46b317e759db370fbc57ba97172505b06cd4cb25f259e1f35a |
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 | DLdHhaKmSZq2lZ6THvolErXnvDoh+H56i/iCLS67Qf43cj8ZLlpGmuJUgO53Vtnc6Wkg96TP7ISiWSixH8bYBg== |
| 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
| 2026-09-17T11:13:20.174371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043021observed 3e5dcb1cbb9c73a7720841590748034d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:20.157405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043021/manifest.jsonobserved 5487ef0c80cfca46b317e759db370fbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:20.138018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043021/publication.mdobserved 989acef250d66b5544fc7bc171ce1ff5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:20.118754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043021/publication.txtobserved 9b3649b8643afd24c584c3074466ea41...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. |
|---|