Pith Number

pith:G5CAZKOP

pith:2025:G5CAZKOPII46RQ3BITRA2JVVZR

not attested not anchored not stored refs pending

Robust and scalable nonlinear solvers for finite element discretizations of biological transportation networks

Jan Haskovec, Peter Markowich, Simone Portaro, Stefano Zampini

arxiv:2504.04447 v2 · 2025-04-06 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G5CAZKOPII46RQ3BITRA2JVVZR}

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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.

Cited by

1 paper in Pith

Auxiliary Gradient-Flow Solvers for Generalized Newtonian Models

Receipt and verification

First computed	2026-06-30T02:16:50.724742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37440ca9cf4239e8c36144e20d26b5cc6783ca2c4752f2145bbfb401af2092bc

Aliases

arxiv: 2504.04447 · arxiv_version: 2504.04447v2 · doi: 10.48550/arxiv.2504.04447 · pith_short_12: G5CAZKOPII46 · pith_short_16: G5CAZKOPII46RQ3B · pith_short_8: G5CAZKOP

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/G5CAZKOPII46RQ3BITRA2JVVZR \
  | 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: 37440ca9cf4239e8c36144e20d26b5cc6783ca2c4752f2145bbfb401af2092bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "029682e7d797406d8c766a23081576604eb50184c7a0941aeb1c839ba1a89691",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2025-04-06T11:37:13Z",
    "title_canon_sha256": "be41a04fc3181ac23dac81fc141e07b6de34a29d1c37eb2cba24e2d3032e74e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.04447",
    "kind": "arxiv",
    "version": 2
  }
}