Pith Number

pith:2M6JP27T

pith:2014:2M6JP27TPC64IESDTA4JJUJIB5

not attested not anchored not stored refs pending

Profiling underprivileged residents with mid-term public transit smartcard data of Beijing

Jiangping Zhou, Xingjian Liu, Ying Long, Yizhen Gu

arxiv:1409.5839 v1 · 2014-09-20 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2M6JP27TPC64IESDTA4JJUJIB5}

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	2026-05-18T02:42:15.873682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d33c97ebf378bdc41243983894d1280f41fb178281ce4b3bcd83083f2d96398b

Aliases

arxiv: 1409.5839 · arxiv_version: 1409.5839v1 · doi: 10.48550/arxiv.1409.5839 · pith_short_12: 2M6JP27TPC64 · pith_short_16: 2M6JP27TPC64IESD · pith_short_8: 2M6JP27T

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/2M6JP27TPC64IESDTA4JJUJIB5 \
  | 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: d33c97ebf378bdc41243983894d1280f41fb178281ce4b3bcd83083f2d96398b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "816bb6b9bb826e6a6b02f29bf88ba39154a0833eb95cf1ec93875b6301099d68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2014-09-20T01:06:58Z",
    "title_canon_sha256": "6067182c31f2307b4db6c263b5e1b12b2bd132e9c66a47d315cadd0ce8452806"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5839",
    "kind": "arxiv",
    "version": 1
  }
}