OT-2026-000090978
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090978) never changes.
Identity and time
| Publication number | OT-2026-000090978 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7099-a7d2-2ec6f81d8b65 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090978 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28c1b93b31efae97d72736979c9650c9e3dd5ad21ce6043d666e863253184f3e |
|---|---|
| Markdown | 8f5bd768540117f66b47699e48ab7e14c5bac68b0e0cec7aed72cd204c7facb8 |
| Publication page | 2902743d12b44e53fa9e9c2e39d92498df58d3d0435da87a4a13f206bf43b4d1 |
| Manifest | 6921cd1da7d672d86030f281dafd4a1d1c149f4711288ef15e50c29d6f7a77ba |
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 | RVbmKBcjWRECEs7b2Ie9pYhxiRkeodT9y22nnBUd7lNGUQoB3Q55Yw8DXYT5XryJ2lWQJM7fNqA4/k9l7SwMAQ== |
| 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
| 2026-09-17T09:44:12.302385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090978observed 2902743d12b44e53fa9e9c2e39d92498...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:12.284801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090978/manifest.jsonobserved 6921cd1da7d672d86030f281dafd4a1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:12.266644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090978/publication.mdobserved 8f5bd768540117f66b47699e48ab7e14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:12.250561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090978/publication.txtobserved 28c1b93b31efae97d72736979c9650c9...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. |
|---|