OT-2026-000052249
Publication integrity record
Six cup vacuum gripper, six 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-2026-000052249) never changes.
Identity and time
| Publication number | OT-2026-000052249 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-7542-8829-ef904fe7a806 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052249 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ccc1a7a5a90c000606f3c41975e77ff7a5c8280e0d30a9358fa026021b5da2b |
|---|---|
| Markdown | ec73b9f0915556453cd21f5f3265775a277ba13a83e96ad45b7e0e552d8bc739 |
| Publication page | a59ff553d8a99694453fb17a30f7dc69cf94dbb36c28321589dff54bf8934b8e |
| Manifest | 90b636a9ff79473f312636f2bff8378146505d496d80180b186cc63695f578c0 |
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 | 4tmnghd2R/c7s7xAp/mHKvx7CewXSOHQkwQJ8PZJ/2wDaheJSvetO2G6BMckHJNmwvt+Q42khImbKpgtTRbJBw== |
| 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
| 2026-09-17T10:57:49.832921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052249observed a59ff553d8a99694453fb17a30f7dc69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:49.814901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052249/manifest.jsonobserved 90b636a9ff79473f312636f2bff83781...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:49.794610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052249/publication.mdobserved ec73b9f0915556453cd21f5f3265775a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:49.777945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052249/publication.txtobserved 4ccc1a7a5a90c000606f3c41975e77ff...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. |
|---|