OT-2026-000071621
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000071621) never changes.
Identity and time
| Publication number | OT-2026-000071621 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e90-725c-9af0-04bdd089cafe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071621 |
| Status | PUBLIC |
Content hashes
| Canonical text | bd67afa0439ab8bf325ff0fc8eb14b7ff05090ab4704354612d5ff4c92fbd981 |
|---|---|
| Markdown | 82ce421e50e20a4adb1cd5d900375b158f784fa76a1a4d7138f953950510c212 |
| Publication page | dfbe6f0e02e793edafd750025c60d303e9bdb03ddad785b73eb16ee7a61b627f |
| Manifest | 1b4fe74940dc6e0dabf88dfc3fd81ea0f13cd8683b2a7274ae147fba4d12ab8e |
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 | j2GNeYtJZxKsTiqhsHjkAsGHzOvjL/A9A6reGnfSImyz2Hw71L/4L9ntylXrDz5TQ38EXi+OlhyUKvPtfyj9Dw== |
| 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
| 2026-09-17T10:23:39.307304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071621observed dfbe6f0e02e793edafd750025c60d303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:39.289387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071621/manifest.jsonobserved 1b4fe74940dc6e0dabf88dfc3fd81ea0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:39.273209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071621/publication.mdobserved 82ce421e50e20a4adb1cd5d900375b15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:39.255588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071621/publication.txtobserved bd67afa0439ab8bf325ff0fc8eb14b7f...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. |
|---|