OT-2026-000055280
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055280) never changes.
Identity and time
| Publication number | OT-2026-000055280 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a100-7cb1-87ae-00d42466673c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055280 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0c180bc2fd2f0b04684ac2cdf74039521a3431b89832c26212bf63f9f57113e |
|---|---|
| Markdown | 6e0f71daf0e3ab4f8ec72e5d078b4d39a6e05a3e3b1c1a117e6dd59bdc7f8bf6 |
| Publication page | 7130fe4d1035748597fe8ed3a0c80c9106ab0b7dde8f458a9c954ffdece3445f |
| Manifest | a71a0ed4ff8667556b5a7f08d1bd385d11f2a4bcbc530b474194424bfb3e2df2 |
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 | 7KEnpEsVnJVM6dDmeZ+JNMnJJT4vvX0091uoRDGv/wZUqtFy3PTpVknPxYfFNP8lv1y7h3+xpq7Jd6shT4YRBw== |
| 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
| 2026-09-17T10:51:52.445209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055280observed 7130fe4d1035748597fe8ed3a0c80c91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:52.427731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055280/manifest.jsonobserved a71a0ed4ff8667556b5a7f08d1bd385d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:52.410783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055280/publication.mdobserved 6e0f71daf0e3ab4f8ec72e5d078b4d39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:52.393633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055280/publication.txtobserved b0c180bc2fd2f0b04684ac2cdf740395...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. |
|---|