Pith Number

pith:W6LH5TY7

pith:2020:W6LH5TY7X65WPCCTWD4TDYIYL6

not attested not anchored not stored refs pending

Cars Can't Fly up in the Sky: Improving Urban-Scene Segmentation via Height-driven Attention Networks

Jaegul Choo, Joanne T. Kim, Sungha Choi

arxiv:2003.05128 v3 · 2020-03-11 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6LH5TY7X65WPCCTWD4TDYIYL6}

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	2026-07-05T00:53:19.594139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7967ecf1fbfbb678853b0f931e1185fbe9023e734febae04960dff0e72d781f

Aliases

arxiv: 2003.05128 · arxiv_version: 2003.05128v3 · doi: 10.48550/arxiv.2003.05128 · pith_short_12: W6LH5TY7X65W · pith_short_16: W6LH5TY7X65WPCCT · pith_short_8: W6LH5TY7

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/W6LH5TY7X65WPCCTWD4TDYIYL6 \
  | 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: b7967ecf1fbfbb678853b0f931e1185fbe9023e734febae04960dff0e72d781f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12d72ed4ed2f184721eee292e133e7f37c772148c7b1038b4b3ef5085273a521",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-11T06:22:12Z",
    "title_canon_sha256": "61e7410da7713e23acd108f52b5845446bb7e4076d2b9d9d6aed4937cc059ba7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.05128",
    "kind": "arxiv",
    "version": 3
  }
}