OT-2026-000057157
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down, on a tool changer
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-2026-000057157) never changes.
Identity and time
| Publication number | OT-2026-000057157 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5ba-7e0d-bc39-45ec8287cfc9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057157 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d3d6aee7c2fdd56222e4710570d1d3c025b09c0d0a5a3d6de38d1fa636768af |
|---|---|
| Markdown | 7e61756caee8e2c8b8ffa91279dff365ae5c99c92ebd26752d3acdc592e61a57 |
| Publication page | 365009aa9b72a1cea4db2385c82b65e1f58910ec4e657a1f50c6e035ce0fb5ab |
| Manifest | 4b0db94ee6226a3b69ceaa86e600d490dfb3fea3af772ec7770962f3fa4cf857 |
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 | 0mXV+K7delRMtdCFX+eDR7UYN1xuyCOL8f6fR+/Z1pMvk9q8GwdFbmpyzP+yzJOpjSZV4uiUaoz5wlI+0vBUCQ== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:09.975343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157observed 365009aa9b72a1cea4db2385c82b65e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:09.957573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157/manifest.jsonobserved 4b0db94ee6226a3b69ceaa86e600d490...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.937767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157/publication.mdobserved 7e61756caee8e2c8b8ffa91279dff365...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.919153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157/publication.txtobserved 4d3d6aee7c2fdd56222e4710570d1d3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.274074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157observed 365009aa9b72a1cea4db2385c82b65e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.256941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157/manifest.jsonobserved 4b0db94ee6226a3b69ceaa86e600d490...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.239654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157/publication.mdobserved 7e61756caee8e2c8b8ffa91279dff365...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.221223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057157/publication.txtobserved 4d3d6aee7c2fdd56222e4710570d1d3c...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. |
|---|