Pith Number

pith:W2IP7OTY

pith:2015:W2IP7OTYCUJ67NUIBHJ7GBDE2W

not attested not anchored not stored refs pending

Ring aggregation pattern of Human Travel Trips

Li-Min Jia, Peng Zhu, Wen-Yu Li, Yong Qin, Zi-Yang Wang

arxiv:1501.03045 v1 · 2015-01-03 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W2IP7OTYCUJ67NUIBHJ7GBDE2W}

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	2026-05-18T02:29:30.633969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b690ffba781513efb68809d3f30464d5a752c27aa4cbb478bfce5ee7e2b2cfa8

Aliases

arxiv: 1501.03045 · arxiv_version: 1501.03045v1 · doi: 10.48550/arxiv.1501.03045 · pith_short_12: W2IP7OTYCUJ6 · pith_short_16: W2IP7OTYCUJ67NUI · pith_short_8: W2IP7OTY

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/W2IP7OTYCUJ67NUIBHJ7GBDE2W \
  | 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: b690ffba781513efb68809d3f30464d5a752c27aa4cbb478bfce5ee7e2b2cfa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86780dbc17e737d9954805469977195df8a2c46ca788149a7c0de6fb34ab87b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-01-03T14:29:20Z",
    "title_canon_sha256": "8c559db627afc16b7dbc5877a3f30bfca4672c0d7eba1e49088f139c752fd113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03045",
    "kind": "arxiv",
    "version": 1
  }
}