OT-2026-000064931
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, 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-2026-000064931) never changes.
Identity and time
| Publication number | OT-2026-000064931 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-debd-7b78-9397-249bdc04e547 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:48.495161Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064931 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f55d5f5aed0c96e4cfa8b03ef3190e4c873812be9abdc53e7c40e2cefe3b5a9 |
|---|---|
| Markdown | 8777408a62eed9cd5f8f222485d97b46dfa846bc6c96359a89ef29f547e57dc7 |
| Publication page | bead169dadaacab2a6d692d362b60806b80f2f4ab92dcd642e97401b7926e8cb |
| Manifest | 71b59b71476a7a5144a187c7385d504cad4708faf311794b27b53416ac4fbdff |
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 | arFhaSZJP3sD2VuJWYS/RVBceg1xXATDpmqtIboTjYwriozRha9sIwYbJBHj8ssdkza98WGZQxPcdf5Y8TyoCw== |
| 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
| 2026-09-17T10:35:52.067166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064931observed bead169dadaacab2a6d692d362b60806...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:35:52.051109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064931/manifest.jsonobserved 71b59b71476a7a5144a187c7385d504c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:52.033657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064931/publication.mdobserved 8777408a62eed9cd5f8f222485d97b46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:52.016948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064931/publication.txtobserved 3f55d5f5aed0c96e4cfa8b03ef3190e4...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. |
|---|