OT-2026-000020088
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000020088) never changes.
Identity and time
| Publication number | OT-2026-000020088 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-77b2-8f31-f7fb0cd2b21f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020088 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99da7b2fcffd7d612774da55e955fc0055e1aa0857354466f5856581077c715e |
|---|---|
| Markdown | b343f3ffe88e60e14408adc1837f2781d3b48c0ae7c5a65cddf0eefa53e7da07 |
| Publication page | 15c2ebf604ce63ed887c017de69a2e7ed2a2095ea5e116884588094d2a004c7d |
| Manifest | b4f7485419d92b19885053e623cd876a9080e3ab11055ca4c06b6d89582cb1ae |
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 | tDz4SCOdu2bmhdtqN6Wjy6NGZx49U1e6HVOnu2nT7gZ3Y60liEj6SAnRNfW0jkNV9wFIoMb4H+uj9oB+NKPECw== |
| 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
| 2026-09-17T11:58:21.723035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020088observed 15c2ebf604ce63ed887c017de69a2e7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:21.704705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020088/manifest.jsonobserved b4f7485419d92b19885053e623cd876a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:21.685203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020088/publication.mdobserved b343f3ffe88e60e14408adc1837f2781...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:21.666516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020088/publication.txtobserved 99da7b2fcffd7d612774da55e955fc00...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. |
|---|