OT-2026-000004314
Publication integrity record
Vacuum cup gripper, common isolation valve, three outlet manifold, plant vacuum fed
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-2026-000004314) never changes.
Identity and time
| Publication number | OT-2026-000004314 · never reused |
|---|---|
| Internal UUID | 01a0a913-b636-7edf-9000-f323a7a844bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:17:16.473034Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004314 |
| Status | PUBLIC |
Content hashes
| Canonical text | eb7c0c99c9a03343c4a0c3e9340fdd5ba67e5b93bd6d1f16cd07bfb9f27bb294 |
|---|---|
| Markdown | 118a67527e7475a84b3b10b120f1d2842eab7eb0e1a4c2e46bdd453e8717b52a |
| Publication page | e91c4310d696e5be747e539377aaf32e6387cca99647cd3e6c080a46ba038ef2 |
| Manifest | cef77c8ea1624b71aea1f769b7f2ba27283e2785039645335f5ddc3e6975b5c5 |
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 | 3vyl1FEwWSGnyqQfGbmzEB5bMl2k7Sws/+4URbwWUatokfcgJKI6LB7nE6DqWWMXuSJ66vSpx7HY46n8J6dPCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:11.948673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004314observed e91c4310d696e5be747e539377aaf32e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:11.935594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004314/manifest.jsonobserved cef77c8ea1624b71aea1f769b7f2ba27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:11.924310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004314/publication.mdobserved 118a67527e7475a84b3b10b120f1d284...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:11.911188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004314/publication.txtobserved eb7c0c99c9a03343c4a0c3e9340fdd5b...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. |
|---|