OT-2026-000087945
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087945) never changes.
Identity and time
| Publication number | OT-2026-000087945 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa6-706f-ba88-24c8fcc55289 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087945 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bf91a478e6feae1fb2cdd12cbd7257bb3588c28ae992a4effb90fda8400d9ef |
|---|---|
| Markdown | f8d8602897ab59f7e3c75d7c94ecfd385664e92aff66dce1664fca8b6efdc9c6 |
| Publication page | 47b71c112d1eaf6501d9b7a3c034c344be633ff11c42dfee096d80ac5370035f |
| Manifest | 8bfef8e3d40f0e93f1a5a40c52999c7bb28d3f445b70091fb8e37aea6c833adf |
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 | 7BbW9hLkV7eRWqueJVECJ0xkQYYA7Dbmw/QntHiyhKn7Y2FQkZ6bTXIHwYJKGiTj1eMeBjYVRMCFLcZjw7UpBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:49:10.656811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087945observed 47b71c112d1eaf6501d9b7a3c034c344...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:10.637031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087945/manifest.jsonobserved 8bfef8e3d40f0e93f1a5a40c52999c7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:10.617924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087945/publication.mdobserved f8d8602897ab59f7e3c75d7c94ecfd38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:10.598713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087945/publication.txtobserved 7bf91a478e6feae1fb2cdd12cbd7257b...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. |
|---|