OT-2026-000029043
Publication integrity record
Foam pad 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-2026-000029043) never changes.
Identity and time
| Publication number | OT-2026-000029043 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7f04-93de-d86d45d5a0d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029043 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72ba8ba3a322ac2f602a8180ee47a4e9aa973367a36a463fa4d3c1794c520149 |
|---|---|
| Markdown | 28dd60d71da18c1963011ccd6c5f5b9c4bd672c81b924fd5c2bbe09696aa9a8d |
| Publication page | b67c515daca6391c3c39a8abc6a051f43b51210641660d6de436a70a2d57c98c |
| Manifest | 6a5f8d7daad92be070c265dc068a75559e283604bb05d1246655b1eb4de2264e |
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 | tgDML3vcWFfE48jsYyRwnh0IwpIqfxhGexVf5MDU6+VaGthUW8nF02xgIAFOPrudGR5+8iiL2xwwUI1ZbQ0gCQ== |
| 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
| 2026-09-17T08:20:40.245952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029043observed b67c515daca6391c3c39a8abc6a051f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:40.228955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029043/manifest.jsonobserved 6a5f8d7daad92be070c265dc068a7555...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:40.211826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029043/publication.mdobserved 28dd60d71da18c1963011ccd6c5f5b9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:40.193703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029043/publication.txtobserved 72ba8ba3a322ac2f602a8180ee47a4e9...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. |
|---|