Pith Number

pith:KCFG3WER

pith:2013:KCFG3WER4BZ3PCD6ZVKLWSM427

not attested not anchored not stored refs pending

Tortuosity Entropy: a measure of spatial complexity of behavioral changes in animal movement data

Aimin Jiang, Ning Xu, Xiaofeng Liu

arxiv:1312.5231 v2 · 2013-12-18 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KCFG3WER4BZ3PCD6ZVKLWSM427}

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	2026-05-18T03:01:57.961834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

508a6dd891e073b7887ecd54bb499cd7ffe9b8b4c585581b6e705e5434505a87

Aliases

arxiv: 1312.5231 · arxiv_version: 1312.5231v2 · doi: 10.48550/arxiv.1312.5231 · pith_short_12: KCFG3WER4BZ3 · pith_short_16: KCFG3WER4BZ3PCD6 · pith_short_8: KCFG3WER

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/KCFG3WER4BZ3PCD6ZVKLWSM427 \
  | 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: 508a6dd891e073b7887ecd54bb499cd7ffe9b8b4c585581b6e705e5434505a87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ac496d831277d9647e69e990b3b76a69a44b83a6b09687e18c0769acd0d06d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2013-12-18T17:27:10Z",
    "title_canon_sha256": "938e5dc1b8230edb5843bbef10848b550986248a8879df7273c9bc55304e1928"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5231",
    "kind": "arxiv",
    "version": 2
  }
}