OT-2026-000060421
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, vented after 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-2026-000060421) never changes.
Identity and time
| Publication number | OT-2026-000060421 · never reused |
|---|---|
| Internal UUID | 01a0ae8a-b7cb-7ebf-aff4-59f1942212a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:21.818756Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000060421 |
| Status | PUBLIC |
Content hashes
| Canonical text | ccf52fd92df253e31b60a5570a102f64081537853b35b520f037bbe107de2bda |
|---|---|
| Markdown | c1cf9881ea4aefe50600fc7488da7d91b0115cdfd8f16129b6b77b9ba5ead31a |
| Publication page | 4c81525462c43b625f19851068d392359620d72879c34b8a5e886a41b21d1273 |
| Manifest | 42c2b7a1dc4dc5a8bd0ac9d105d6e68cb59237889395dbb5366eeedabeb488de |
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 | 4klS7kNYqVg7kr+XLtkpjDE0jB+cM6o9T3My8PHrsYDIPvQ3mblzIsNM5VS+yUgylB8rkhKvQECgimFitagVBw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:42:53.693486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060421observed 4c81525462c43b625f19851068d39235...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:42:53.673458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060421/manifest.jsonobserved 42c2b7a1dc4dc5a8bd0ac9d105d6e68c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:53.655115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060421/publication.mdobserved c1cf9881ea4aefe50600fc7488da7d91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:53.635561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060421/publication.txtobserved ccf52fd92df253e31b60a5570a102f64...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. |
|---|