OT-2026-000021748
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000021748) never changes.
Identity and time
| Publication number | OT-2026-000021748 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-77bb-970f-cd4cd1e08f80 · 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-2026-000021748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86b1f0757cc102c135f0256167ba9156abadecd143c9cdff5cb2301c6bc2fbff |
|---|---|
| Markdown | 91fe780071560ff6c8208aa715d8555f075d0d7560b6faaa359c0c713cc090ab |
| Publication page | 6395b345b2dbe5862b749fe900ad89d595c42831ea28c3cc2dd18df13dcf2a2f |
| Manifest | a8d47d92f8f64b9668f3e73fd4fe190f52e38ab5c20d76eb25522f3c45c20efa |
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 | jGZRaBjTR3u1FQhF7zgoA2kQP0HG6w+sTx5Ji4xKyAIBbKZDPjtxgfSi25n3uIrQxojALEN9rtzmIEovdfM2CA== |
| 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
| 2026-09-17T11:54:17.289148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021748observed 6395b345b2dbe5862b749fe900ad89d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:17.272004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021748/manifest.jsonobserved a8d47d92f8f64b9668f3e73fd4fe190f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:17.244237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021748/publication.mdobserved 91fe780071560ff6c8208aa715d8555f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:17.221005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021748/publication.txtobserved 86b1f0757cc102c135f0256167ba9156...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. |
|---|