Pith Number

pith:ROM2VSCC

pith:2015:ROM2VSCCPTI7ITBSQFLJBZWFSB

not attested not anchored not stored refs pending

Discovering functional zones using bus smart card data and points of interest in Beijing

Haoying Han, Xiang Yu, Ying Long

arxiv:1503.03131 v1 · 2015-03-11 · cs.CY · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ROM2VSCCPTI7ITBSQFLJBZWFSB}

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	2026-05-18T02:25:04.234085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b99aac8427cd1f44c32815690e6c59079bdc8c491c277b8b68d00728c3d0148

Aliases

arxiv: 1503.03131 · arxiv_version: 1503.03131v1 · doi: 10.48550/arxiv.1503.03131 · pith_short_12: ROM2VSCCPTI7 · pith_short_16: ROM2VSCCPTI7ITBS · pith_short_8: ROM2VSCC

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/ROM2VSCCPTI7ITBSQFLJBZWFSB \
  | 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: 8b99aac8427cd1f44c32815690e6c59079bdc8c491c277b8b68d00728c3d0148

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4276982cbb9c907b199ed7ab1da75c57ee37501d2e2421d626a9b9aa8b8b6fd8",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-03-11T00:19:55Z",
    "title_canon_sha256": "b3706bc08dd4fdf48e5c3c393dfb2bda479f48ee8196db0bf6ab745ef16f9550"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03131",
    "kind": "arxiv",
    "version": 1
  }
}