OT-2026-000006453
Publication integrity record
Vacuum cup gripper, per zone isolation, four outlet manifold, pump fed, 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-2026-000006453) never changes.
Identity and time
| Publication number | OT-2026-000006453 · never reused |
|---|---|
| Internal UUID | 01a0a95b-c457-7726-912a-0c88166fae0a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:35:58.681470Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006453 |
| Status | PUBLIC |
Content hashes
| Canonical text | 228d64d423c1de5344e935e82d250931000dde59b940b3dc1a87e7e039574b9f |
|---|---|
| Markdown | 85d9dd6afa839ca4ca3a70e88d83157351dd4ed44b7d6ec4c470bbf812c22b9f |
| Publication page | 5b3d5b4c2d64572cd4f143a04f6a25ce0030197db1067f3e50994f42eb03a81e |
| Manifest | dbf4219e405c771662493bb0de76b1a0f1758a3c4e4e34978f2b273273d688ef |
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 | IGqrqmbObjx60FWimEeDHnSDK6QaWSgOw64QBrV0RAP1/0Ao3746dln7eBwA/DbVfppmjjGAZZCqIsyGktq8CA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:15.882332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006453observed 5b3d5b4c2d64572cd4f143a04f6a25ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:15.744277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006453/manifest.jsonobserved dbf4219e405c771662493bb0de76b1a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:15.730799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006453/publication.mdobserved 85d9dd6afa839ca4ca3a70e88d831573...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:15.716920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006453/publication.txtobserved 228d64d423c1de5344e935e82d250931...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. |
|---|