OT-2026-000058245
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000058245) never changes.
Identity and time
| Publication number | OT-2026-000058245 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6edc-7256-b24e-03dba581dd0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000058245 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f8c44d029ab10ee0a2117764d8f1d802189bfbbfc972ce4d4f13100f3d89811 |
|---|---|
| Markdown | b3abbab42e4da89ff979f2306805007b42972c34faeafa66fb71933d47c7f137 |
| Publication page | bcf45639857c9e6d262ab66e9b2bde876b5b5f39192e5145193ce0324a65a4e3 |
| Manifest | e173825fbfa4493b03e345e4b81e3629769bb0173b98bc266a30b39f30f1dfa1 |
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 | 45jjH+pFNTqkniGYfPU3iUZwmqV6aIaYwLW/ch3tYkkd+zcoEVF3kKi75FZL5NDvkHrz24CPawJfKX2lopmnBw== |
| 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... |
|---|
Independent retrieval
| 2026-10-09T16:41:33.071648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245observed bcf45639857c9e6d262ab66e9b2bde87...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-09T16:41:32.993330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245/manifest.jsonobserved e173825fbfa4493b03e345e4b81e3629...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T16:41:32.918257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245/publication.mdobserved b3abbab42e4da89ff979f2306805007b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T16:41:32.839108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245/publication.txtobserved 2f8c44d029ab10ee0a2117764d8f1d80...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:58.368666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245observed bcf45639857c9e6d262ab66e9b2bde87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:58.348194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245/manifest.jsonobserved e173825fbfa4493b03e345e4b81e3629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:58.326006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245/publication.mdobserved b3abbab42e4da89ff979f2306805007b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:58.297028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058245/publication.txtobserved 2f8c44d029ab10ee0a2117764d8f1d80...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|