Pith Number

pith:BPS2IJ42

pith:2017:BPS2IJ42VE2YJO6ZCARA5LG6KP

not attested not anchored not stored refs pending

Hydrodynamic Cucker-Smale model with normalized communication weights and time delay

Jan Haskovec, Young-Pil Choi

arxiv:1707.05190 v1 · 2017-07-17 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BPS2IJ42VE2YJO6ZCARA5LG6KP}

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	2026-05-18T00:40:09.235991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0be5a4279aa93584bbd910220eacde53f3044558a078fb8781c185c0090db349

Aliases

arxiv: 1707.05190 · arxiv_version: 1707.05190v1 · doi: 10.48550/arxiv.1707.05190 · pith_short_12: BPS2IJ42VE2Y · pith_short_16: BPS2IJ42VE2YJO6Z · pith_short_8: BPS2IJ42

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/BPS2IJ42VE2YJO6ZCARA5LG6KP \
  | 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: 0be5a4279aa93584bbd910220eacde53f3044558a078fb8781c185c0090db349

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41bca4157fba40d038281dbd0d6f9ff4a9bddffc1d90923184f2662fbb18efcd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-07-17T14:47:38Z",
    "title_canon_sha256": "fa9814a45300ad834745f828cde00216e12e2e2cdb1447b8fddeb83669f9dfde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05190",
    "kind": "arxiv",
    "version": 1
  }
}