OT-2026-000002875
Publication integrity record
Device and method for separating piece goods
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-2026-000002875) never changes.
Identity and time
| Publication number | OT-2026-000002875 · never reused |
|---|---|
| Internal UUID | 01a0a67f-4b91-70b6-8978-65489ce308d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:15:55.409923Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000002875 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9fdef26b16d4197e83fafa5a8d25e9f5353b322d64897f3c5351e5c460fa1a4 |
|---|---|
| Markdown | 26a83edc8e7adc01eb7692db8d6ea4b94575c93816b93fd62fa9c42e33806ace |
| Publication page | 0ba6c2adde1146e631f3ccb8d608a67e7926f6cae22b6895457ec7b4f60a0773 |
| Manifest | 53727f435f326f764c7933368faeed7cb8b397a6d2c56ee470f9930402ae572d |
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 | l77g9R33n2A+xyp5EvCIPVuvY1WlCyz4092rGM7+Mekv/XA7Mecvbz2svbPTis6xGi13jNNCXnQfZwr4IzomAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:27:02Z batch OT-TS-2026-W38-002 · RFC 3161 token · inclusion proof root 2d7e364e718bd6a32072ec57f9edc195... |
|---|
Independent retrieval
| 2026-09-15T19:20:23.952422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002875observed 0ba6c2adde1146e631f3ccb8d608a67e...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T19:20:23.927119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002875/manifest.jsonobserved 53727f435f326f764c7933368faeed7c...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:20:23.914397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002875/publication.txtobserved c9fdef26b16d4197e83fafa5a8d25e9f...fetched by instance-3.rotem.ai from 127.0.0.1, 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 |
|---|