OT-2026-000052159
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000052159) never changes.
Identity and time
| Publication number | OT-2026-000052159 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-73ed-92bb-a33a9d321061 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052159 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ba36b16bbedbdadc620caa8d63a1128d8e71f5c554bc2e1f3474ee41b13147a |
|---|---|
| Markdown | 7ad9bcd1e7b9c3036689073ff2cd2e9cc54244994f1a95cb9e08eb9407d06f5c |
| Publication page | 2c0bea7b27963a302e0192bea841a07bae021267f47c3fb610e9941e40682e45 |
| Manifest | dfaf5bad4058f56b18ab1aa39ab30a1876965c4e9bdaa27ed0bc2e9ac2706e19 |
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 | pe4hfjXodGysourNBKyFqbQvoL0cMHp9HEm5Z8u3N13Ljogmdf9tREk7uHvEnmKzL4P3XHgCHpB6B4kGdLJZAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:42.892956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052159observed 2c0bea7b27963a302e0192bea841a07b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:42.875354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052159/manifest.jsonobserved dfaf5bad4058f56b18ab1aa39ab30a18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.857815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052159/publication.mdobserved 7ad9bcd1e7b9c3036689073ff2cd2e9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.839643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052159/publication.txtobserved 4ba36b16bbedbdadc620caa8d63a1128...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. |
|---|