Pith Number

pith:Z67QDJQN

pith:2016:Z67QDJQNEVU245EPPSMHT6DBS2

not attested not anchored not stored refs pending

Monitoring Chinese Population Migration in Consecutive Weekly Basis from Intra-city scale to Inter-province scale by Didi's Bigdata

Renyu Zhao

arxiv:1604.01955 v1 · 2016-04-07 · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z67QDJQNEVU245EPPSMHT6DBS2}

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	2026-05-18T01:17:31.602651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfbf01a60d2569ae748f7c9879f86196b191ae1a2c47b46e2d446bf62eb99012

Aliases

arxiv: 1604.01955 · arxiv_version: 1604.01955v1 · doi: 10.48550/arxiv.1604.01955 · pith_short_12: Z67QDJQNEVU2 · pith_short_16: Z67QDJQNEVU245EP · pith_short_8: Z67QDJQN

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/Z67QDJQNEVU245EPPSMHT6DBS2 \
  | 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: cfbf01a60d2569ae748f7c9879f86196b191ae1a2c47b46e2d446bf62eb99012

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b8b57eec5c44eff9342d9f2564a70e33efa33a1acfb17adcddcd9bf0a5522f6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-04-07T11:08:45Z",
    "title_canon_sha256": "79df5f0a696dab702696c7cabb13ecaa36aa1e507b11db5253d4b39bb72c8078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01955",
    "kind": "arxiv",
    "version": 1
  }
}