Pith Number

pith:BQ7XXUYW

pith:2018:BQ7XXUYWI35GSDHGRZUXW3W7Q2

not attested not anchored not stored refs pending

ODE and PDE based modeling of biological transportation networks

Jan Haskovec, Lisa Maria Kreusser, Peter Markowich

arxiv:1805.08526 v1 · 2018-05-22 · math.AP · cs.NA · math.DS · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BQ7XXUYWI35GSDHGRZUXW3W7Q2}

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	2026-06-04T19:11:54.785891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c3f7bd31646fa690ce68e697b6edf86818fae97b970f41ef1ff95b3358e26e9

Aliases

arxiv: 1805.08526 · arxiv_version: 1805.08526v1 · doi: 10.48550/arxiv.1805.08526 · pith_short_12: BQ7XXUYWI35G · pith_short_16: BQ7XXUYWI35GSDHG · pith_short_8: BQ7XXUYW

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/BQ7XXUYWI35GSDHGRZUXW3W7Q2 \
  | 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: 0c3f7bd31646fa690ce68e697b6edf86818fae97b970f41ef1ff95b3358e26e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b772737d34cf4726dec9135455bd11cd8c785a2e709b1977705efd43734a234d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.DS",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-05-22T11:57:57Z",
    "title_canon_sha256": "88f41879a24fa86993f31c8650cfef2a95bd22a94a289b9dffe18964a4e9b99c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08526",
    "kind": "arxiv",
    "version": 1
  }
}