OT-2026-000020283
Publication integrity record
Foam pad vacuum gripper, four zone face, pump fed, 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-2026-000020283) never changes.
Identity and time
| Publication number | OT-2026-000020283 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-77e8-8625-73ba2d701950 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020283 |
| Status | PUBLIC |
Content hashes
| Canonical text | a91e57d50f96b0099c31ec7be1534da3b3c89d428202cae780bccaab6fb5cdc9 |
|---|---|
| Markdown | 41bb26b9a8b062fc53bfe7f18c2ff8c6a4f63d4fc36d9d0168fdb62625555270 |
| Publication page | c78449860400762e09a9a599490d3848a80b8f89f9e286145da625412f3a2604 |
| Manifest | d1bc007d7ef05fdc4e2b7ff88986edf4dab1c4a33dae0ed89342fa0fd777e54a |
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 | 272jf/A3NX1gONlZwzIsHTHMjFa2fgvwFFKc7xezyHviOA7Wn5H0v6DahH+Ec9/EEkjUfAZZu/RaeDkhXSYIDg== |
| 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
| 2026-09-17T11:56:38.285626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020283observed c78449860400762e09a9a599490d3848...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:38.259561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020283/manifest.jsonobserved d1bc007d7ef05fdc4e2b7ff88986edf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:38.145044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020283/publication.mdobserved 41bb26b9a8b062fc53bfe7f18c2ff8c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:38.127722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020283/publication.txtobserved a91e57d50f96b0099c31ec7be1534da3...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. |
|---|