OT-2026-000001646
Publication integrity record
Product handling device and method for compressing individual product groups of transported products
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-2026-000001646) never changes.
Identity and time
| Publication number | OT-2026-000001646 · never reused |
|---|---|
| Internal UUID | 01a0a677-6425-7c75-8b7c-00cd42685670 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:07:17.414250Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000001646 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0aa0dbfdf5e8c53af5086578070c46d14ef52c8de6e7aceeb7a79071b360204 |
|---|---|
| Markdown | 1d4707c2a16c5139a26fa3eab51d6d06dcb71f4b3ffe44e0b193dbfbe0e6eb2c |
| Publication page | cc861405ec28205152b932771398f22d0664c2bd92144c24b7234b57769b4ba1 |
| Manifest | 8b6be7db883d6e6da248b41b36d23e23f68fb002a80c2f839bc95d86cb7fdc15 |
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 | n0jCuMOiIK0QQxdc6UKGSiM5FZiEgm2ZCc9YmgmVz/zXJ2VpqU2epKabtMk7ZEOjtSi5SjG1d1/QIr4vjmdTBw== |
| 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
| 2026-10-20T20:41:29.892196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646observed cc861405ec28205152b932771398f22d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-20T20:41:29.842399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646/manifest.jsonobserved 8b6be7db883d6e6da248b41b36d23e23...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T20:41:29.794062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646/publication.mdobserved 1d4707c2a16c5139a26fa3eab51d6d06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T20:41:29.568416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646/publication.txtobserved d0aa0dbfdf5e8c53af5086578070c46d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:23:47.921837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646observed cc861405ec28205152b932771398f22d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:23:47.909421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646/manifest.jsonobserved 8b6be7db883d6e6da248b41b36d23e23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:23:47.896144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646/publication.mdobserved 1d4707c2a16c5139a26fa3eab51d6d06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:23:47.725440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001646/publication.txtobserved d0aa0dbfdf5e8c53af5086578070c46d...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 |
|---|