Pith Number

pith:3COH75N5

pith:2017:3COH75N5E2AMVTY7MEXCX7TQT4

not attested not anchored not stored refs pending

On nonlinear cross-diffusion systems: an optimal transport approach

Alp\'ar R. M\'esz\'aros, Inwon Kim

arxiv:1705.02457 v2 · 2017-05-06 · 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{3COH75N5E2AMVTY7MEXCX7TQT4}

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	2026-05-18T00:20:49.015696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d89c7ff5bd2680cacf1f612e2bfe709f3ab1b8268eb2af55045b84a40ba2c4ff

Aliases

arxiv: 1705.02457 · arxiv_version: 1705.02457v2 · doi: 10.48550/arxiv.1705.02457 · pith_short_12: 3COH75N5E2AM · pith_short_16: 3COH75N5E2AMVTY7 · pith_short_8: 3COH75N5

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/3COH75N5E2AMVTY7MEXCX7TQT4 \
  | 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: d89c7ff5bd2680cacf1f612e2bfe709f3ab1b8268eb2af55045b84a40ba2c4ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcde1e8bdcb82cd8c65c59a6518c6e2a7ad4b6aff6f0f3c2aa92d65d164f52ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-06T07:21:39Z",
    "title_canon_sha256": "a361594063ca850ce3bcdec45669e66f92a8483e281a61ecebbda61616b12db9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02457",
    "kind": "arxiv",
    "version": 2
  }
}