OT-2026-000021872
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000021872) never changes.
Identity and time
| Publication number | OT-2026-000021872 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7381-bdc0-580c3d5ff313 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84d5855472db7faf281a4449e17bc5fe1bbe90f71e3cf8fbbc4eae77c3674834 |
|---|---|
| Markdown | 4b068a2b6b936955085bd7c4b69b4b75e27eac25c84570cb146d40b86dfa7c58 |
| Publication page | 67f328628fb97ed7df4c27c95007ece25e8da127e9e36d0dfa5a6871621d6316 |
| Manifest | 50f37c8d3b0d7997ba525a99ca396519c3360df19fd8053b648a5e4601864136 |
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 | iJ+SWJeosgSD0K/fnRQ83bdMlP/b3FOFMT4LJfXGO6KkR1HAm0MYia4wYF+sZKc8qEmyQ93N9Vpe0bAY/OT3Dw== |
| 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
| 2026-09-17T11:54:26.254204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021872observed 67f328628fb97ed7df4c27c95007ece2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:26.233723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021872/manifest.jsonobserved 50f37c8d3b0d7997ba525a99ca396519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.211422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021872/publication.mdobserved 4b068a2b6b936955085bd7c4b69b4b75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.192347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021872/publication.txtobserved 84d5855472db7faf281a4449e17bc5fe...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. |
|---|