OT-2026-000020224
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000020224) never changes.
Identity and time
| Publication number | OT-2026-000020224 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-730e-8c12-de03d1852929 · 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-2026-000020224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 93e1d5525e0c18ce3a823187ef97a215783e51ee993a42e3cea91cfb56d2f63a |
|---|---|
| Markdown | 28d96d6748be99ad6329bb4bf0941821a7b302a6810687c526c2a6f370db9820 |
| Publication page | cca651c218cbc01d36eca17fdc345dddece7998c62f8478c26fed0ed6d2a9763 |
| Manifest | a1b96cd73b1bf23be2f5d9379d536a33284e5469370bed71e1e137ab1e5f089a |
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 | BGOhdLLrhMmUp6qhQqIxI6KCsGJF+tYxjp4F3m6HUPOSDe2mb2grTo9d3wO6/8tQGjQpJqZGCRDQm9a5O44cBQ== |
| 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
| 2026-09-17T11:56:33.589534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020224observed cca651c218cbc01d36eca17fdc345ddd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:33.571481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020224/manifest.jsonobserved a1b96cd73b1bf23be2f5d9379d536a33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:33.554956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020224/publication.mdobserved 28d96d6748be99ad6329bb4bf0941821...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:33.536567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020224/publication.txtobserved 93e1d5525e0c18ce3a823187ef97a215...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. |
|---|