OpenTechnical

OT-2026-000002823

Publication integrity record

Soft landing conveyor system

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-2026-000002823) never changes.

Identity and time

Publication numberOT-2026-000002823 · never reused
Internal UUID01a0a67e-fd79-72c8-9215-5418be52597b · UUIDv7, RFC 9562
Publication timestamp2026-09-15T19:15:35.417703Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000002823
StatusPUBLIC

Content hashes

Canonical text7ce499313e1935dfba94508ae1c11f39f50986e3d51c34541417c3b633566e06
Markdown17ab65e9a42b55680155dc8e5bdb608bb52ffc2283aeb8281396411d2ce35676
PDF
Publication page868c2848f94643cca5ce56ee17f09734658660ab948049e3a2bf93fb30a9208e
Manifestbb9093e0c8c849e18b89f50285f6ce9caebc3867d17727dd0b09314f9789210e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturendMGnYa0R+DP7Uj/qxZrZpwPh8elZMkdJi7vY/RC66rGT6sveeRoEOzMRLR0j1B7iFcf4/AeDw9wBvzCa3Y/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-15T19:27:02Z
batch OT-TS-2026-W38-002 · RFC 3161 token · inclusion proof
root 2d7e364e718bd6a32072ec57f9edc195...

Independent retrieval

2026-09-15T19:20:29.478864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002823
observed 868c2848f94643cca5ce56ee17f09734...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:20:29.447587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002823/manifest.json
observed bb9093e0c8c849e18b89f50285f6ce9c...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:20:29.434527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002823/publication.txt
observed 7ce499313e1935dfba94508ae1c11f39...
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 archivePending 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-W38OpenTechnical-Custody-2026-W38.tar.zst
f2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent