OT-2026-000052973
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000052973) never changes.
Identity and time
| Publication number | OT-2026-000052973 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7a24-b8a2-a3c308606331 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052973 |
| Status | PUBLIC |
Content hashes
| Canonical text | f39692281e082b8640cb9cb1d082305fe102fa8720fa03607e88236713b0decd |
|---|---|
| Markdown | 9f0efe986a4e3c366d84366d2acc7bcb005a93b5964c18447946ae7cfe6f3a20 |
| Publication page | 73ca8327397acc99d55e2bd706930d2b617168e44958e28c2b4a68994ff29495 |
| Manifest | dabfe683229290248ef988ad4ce4fe3338ee0d305007a5d4a677f0de1ea97f89 |
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 | TPzGXvZtFVARAS0WUSnibtzZ63UHfvlb8jUHpAQOMdJZBOTHnuvCsczrTWxSdIDhbNw8mhdSlcrEnz3YKOkQCw== |
| 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
| 2026-09-17T10:56:39.601966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052973observed 73ca8327397acc99d55e2bd706930d2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:39.584975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052973/manifest.jsonobserved dabfe683229290248ef988ad4ce4fe33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:39.568003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052973/publication.mdobserved 9f0efe986a4e3c366d84366d2acc7bcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:39.548577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052973/publication.txtobserved f39692281e082b8640cb9cb1d082305f...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. |
|---|