Pith Number

pith:BWH5Z4FT

pith:2018:BWH5Z4FTJWEOLKWCNYIWZW2WK4

not attested not anchored not stored refs pending

RoadTracer: Automatic Extraction of Road Networks from Aerial Images

David DeWitt, Favyen Bastani, Hari Balakrishnan, Mohammad Alizadeh, Sam Madden, Sanjay Chawla, Sofiane Abbar, Songtao He

arxiv:1802.03680 v2 · 2018-02-11 · 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{BWH5Z4FTJWEOLKWCNYIWZW2WK4}

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	2026-05-18T00:17:23.760257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d8fdcf0b34d88e5aac26e116cdb56573e30ebc728e70a04c05a1f385f2e0435

Aliases

arxiv: 1802.03680 · arxiv_version: 1802.03680v2 · doi: 10.48550/arxiv.1802.03680 · pith_short_12: BWH5Z4FTJWEO · pith_short_16: BWH5Z4FTJWEOLKWC · pith_short_8: BWH5Z4FT

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/BWH5Z4FTJWEOLKWCNYIWZW2WK4 \
  | 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: 0d8fdcf0b34d88e5aac26e116cdb56573e30ebc728e70a04c05a1f385f2e0435

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04a5b1205fe7d581a143b8571404e65ae3cc4b46c4d86db2db1d28dd8a88a90f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-11T02:38:17Z",
    "title_canon_sha256": "429a2eab120d70d054e675386aefe15e6190d4bc9ad0d1edb19217b2ec35cfb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03680",
    "kind": "arxiv",
    "version": 2
  }
}