OpenTechnical

OT-2026-000002709

Publication integrity record

Systems and methods for load height and overhead clearance estimation for the autonomous loading and unloading of pallets

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-2026-000002709) never changes.

Identity and time

Publication numberOT-2026-000002709 · never reused
Internal UUID01a0a67e-48b6-7be5-9d7c-cc563a46b5e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-15T19:14:49.143238Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000002709
StatusPUBLIC

Content hashes

Canonical text0f9eb7a788b2ca284b4cae795c310b503479bb7fe4ab679198aae152a7b38f23
Markdown02dc7cc42f1269c4f6c11893020b5b613ac7d485424f32f7626838ba959094e1
PDF
Publication pagef0180956b5443d6ff428c36dfcc9de26ffc52bec2c42a4b686287d5a42579760
Manifest7a771cf50c36536ca901629da584f906b9e63397bee48a82b0dcb81cba1fe9c0

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
SignatureR+j4vX0WwIn1770sq31KMYfeIalWrU4fXcRuIBgvCem8tfhwnzsEGcUtQXAs7Hc+Lcb9UJW0/dfmvfOWSd9ABg==
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

2026-09-16T04:43:10.259020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002709
observed f0180956b5443d6ff428c36dfcc9de26...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T04:43:10.020916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002709/manifest.json
observed 7a771cf50c36536ca901629da584f906...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T04:43:09.708359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002709/publication.md
observed 02dc7cc42f1269c4f6c11893020b5b61...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T04:43:09.441484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002709/publication.txt
observed 0f9eb7a788b2ca284b4cae795c310b50...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-15T19:30:13.904659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002709
observed f0180956b5443d6ff428c36dfcc9de26...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:30:13.870677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002709/manifest.json
observed 7a771cf50c36536ca901629da584f906...
fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139
2026-09-15T19:30:13.856538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000002709/publication.txt
observed 0f9eb7a788b2ca284b4cae795c310b50...
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