OT-2026-000003612
Publication integrity record
Porous face vacuum gripper, common isolation valve, three outlet manifold, pump 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-2026-000003612) never changes.
Identity and time
| Publication number | OT-2026-000003612 · never reused |
|---|---|
| Internal UUID | 01a0a90a-8850-7e29-98c9-801e66d360b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:14.899955Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003612 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3441669ce728293a4f5931dd41c798adfcbb09e0d11caa1864dacd990232e7f |
|---|---|
| Markdown | 4cf17ce8a7fee73b38e64d5fb34d4add563f9086249fb211a385f6702ac8ceaf |
| Publication page | beb075050a957aba578a76de20a8070c6d0a66376d99adb32caeb584b5e2b097 |
| Manifest | 76ab1ba4952b504a82078127e17a09549108236bb08674afe8db8466005947ae |
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 | tKYL8W0i+cDMhFEMbW+fcibf+f9agyT6G41uaydRqcxooN/eaT0GvSPfT8TpjhP7Ri3qDrQqX9qT4nZMP9sJCg== |
| 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
| 2026-09-16T08:30:38.251073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003612observed beb075050a957aba578a76de20a8070c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:38.237732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003612/manifest.jsonobserved 76ab1ba4952b504a82078127e17a0954...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:38.223092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003612/publication.mdobserved 4cf17ce8a7fee73b38e64d5fb34d4add...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:38.206713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003612/publication.txtobserved f3441669ce728293a4f5931dd41c798a...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. |
|---|