OT-2026-000020581
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump 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-2026-000020581) never changes.
Identity and time
| Publication number | OT-2026-000020581 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7815-bd3d-9559e79b9f71 · 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-2026-000020581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07aa12b8e4767fc76e24c8bf247e73aef2c66598f0aa0699accef24eb8e534bd |
|---|---|
| Markdown | e378ceaf2f9c621de501f3c2cc8cd71ba517a917dec9739499bd9a50c7370c3d |
| Publication page | a9505c1d46694d4a1395cbb6d929730648756395a6b6a135104bdbb6c87a8d81 |
| Manifest | 7bb71a62ce7c77f587cb12d43cf1f872292506a2e64896045d9d771da6804741 |
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 | aSjUVA0fpbuec/+WKVeAwBbtXPPZhpRaG02gQF43jCyO/C9H5Qe9wA++NgX1FpV0YkdROr8yEwMiH3Wu+PN5Cw== |
| 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
| 2026-09-17T12:00:42.875850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581observed a9505c1d46694d4a1395cbb6d9297306...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:42.857542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581/manifest.jsonobserved 7bb71a62ce7c77f587cb12d43cf1f872...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:42.838578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581/publication.mdobserved e378ceaf2f9c621de501f3c2cc8cd71b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:42.820505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581/publication.txtobserved 07aa12b8e4767fc76e24c8bf247e73ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.157146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581observed a9505c1d46694d4a1395cbb6d9297306...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.140012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581/manifest.jsonobserved 7bb71a62ce7c77f587cb12d43cf1f872...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.122804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581/publication.mdobserved e378ceaf2f9c621de501f3c2cc8cd71b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.104507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020581/publication.txtobserved 07aa12b8e4767fc76e24c8bf247e73ae...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. |
|---|