Pith Number

pith:JC5ABJXM

pith:2019:JC5ABJXM2R76PQ57UDYGX4GU3Z

not attested not anchored not stored refs pending

Difficulty Classification of Mountainbike Downhill Trails utilizing Deep Neural Networks

Claudia Linnhoff-Popien, Kyrill Schmid, Robert M\"uller, Stefan Langer

arxiv:1908.04390 v1 · 2019-08-05 · cs.CV · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JC5ABJXM2R76PQ57UDYGX4GU3Z}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:18:26.807449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48ba00a6ecd47fe7c3bfa0f06bf0d4de57b89907d1a55017080fcfc818036cbe

Aliases

arxiv: 1908.04390 · arxiv_version: 1908.04390v1 · doi: 10.48550/arxiv.1908.04390 · pith_short_12: JC5ABJXM2R76 · pith_short_16: JC5ABJXM2R76PQ57 · pith_short_8: JC5ABJXM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/JC5ABJXM2R76PQ57UDYGX4GU3Z \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 48ba00a6ecd47fe7c3bfa0f06bf0d4de57b89907d1a55017080fcfc818036cbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90ed00e276958148ffc67c6869ddaa272279666c27944aafea517185f07e56a8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-05T08:11:07Z",
    "title_canon_sha256": "c2447dec838adfb7af2a63a689c269003caa56cb36e9cdd886d763455540d442"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04390",
    "kind": "arxiv",
    "version": 1
  }
}