OT-2026-000020859
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed 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-2026-000020859) never changes.
Identity and time
| Publication number | OT-2026-000020859 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-76a6-9d39-9a2a43d4c709 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020859 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4fb4224a62a5ba8181c2a784c536e6a8d11a7f8b9f492633b6ffc01ecb9fb1e |
|---|---|
| Markdown | a266d6c236a00bd3e609a019d93bab688a1f5ffc7394926306ea6a761e99cea1 |
| Publication page | c96e25c8bf5e2436f67216b97c99f536b8dd47fddd9609ae3c9892083afc7381 |
| Manifest | 84654411fc97d970e9d8ffe00c50178ef0f5caf83cd07d0840127137daaa6049 |
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 | Awl0R9kPQvug85rx8ty7JuioQAGYsK8PQSdVMfAefc5n9qtgFwe5N1Y12qPGrqk1xi4btpVODOIXq2YV1PCGBQ== |
| 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
| 2026-09-17T11:55:57.653333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020859observed c96e25c8bf5e2436f67216b97c99f536...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:57.632362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020859/manifest.jsonobserved 84654411fc97d970e9d8ffe00c50178e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.610645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020859/publication.mdobserved a266d6c236a00bd3e609a019d93bab68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.590817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020859/publication.txtobserved c4fb4224a62a5ba8181c2a784c536e6a...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. |
|---|