OT-2026-000004517
Publication integrity record
Vacuum cup gripper, common isolation valve, six outlet manifold, ejector 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-2026-000004517) never changes.
Identity and time
| Publication number | OT-2026-000004517 · never reused |
|---|---|
| Internal UUID | 01a0a91a-9ade-7f36-87f7-d1f49f348e38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:24:48.224713Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004517 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2d80266cb3bf20a7f59ac2014b1c9a5047254271b7e3422eaa90c58b5bb733af |
|---|---|
| Markdown | 7b5292428bb10f0defc59ec29be927c66407e4493ba64a4f7963ece63e4db917 |
| Publication page | 3d9a72719f64f1a40ed1d10f132b25206d7f3a17673e9ff6449d2388daa1b44a |
| Manifest | f3299ce0fc6244b246ecc03cf1f45b083497ede9ab53a88fd0d6bc22947ce105 |
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 | 0Gsfrr4cxpixozrGuQ68lCjwhTSI70EE4trFH1tCCcKyHwXJYeKs1vlSqaiX20kTpiZg7k1pC4Z5ocw8dKLUDw== |
| 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
| 2026-09-16T07:30:19.225391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004517observed 3d9a72719f64f1a40ed1d10f132b2520...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:19.210729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004517/manifest.jsonobserved f3299ce0fc6244b246ecc03cf1f45b08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:19.195071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004517/publication.mdobserved 7b5292428bb10f0defc59ec29be927c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:19.179979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004517/publication.txtobserved 2d80266cb3bf20a7f59ac2014b1c9a50...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. |
|---|