Pith Number

pith:DAXM5SJ3

pith:2025:DAXM5SJ3V2PRONTSAT44JU4PVY

not attested not anchored not stored refs pending

A deterministic particle method for the porous media equation

Amina Amassad, Datong Zhou

arxiv:2501.18745 v1 · 2025-01-30 · math.AP · cs.NA · math-ph · math.MP · 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{DAXM5SJ3V2PRONTSAT44JU4PVY}

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.

Cited by

1 paper in Pith

Rate of Convergence for a Nonlocal-to-local Limit in One Dimension

Receipt and verification

First computed	2026-07-05T10:07:50.846409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

182ecec93bae9f17367204f9c4d38fae3a38887e0472ef0577329951598b3685

Aliases

arxiv: 2501.18745 · arxiv_version: 2501.18745v1 · doi: 10.48550/arxiv.2501.18745 · pith_short_12: DAXM5SJ3V2PR · pith_short_16: DAXM5SJ3V2PRONTS · pith_short_8: DAXM5SJ3

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/DAXM5SJ3V2PRONTSAT44JU4PVY \
  | 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: 182ecec93bae9f17367204f9c4d38fae3a38887e0472ef0577329951598b3685

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c42afd99284548095404e8514e56c0bbadd1e40de09ea2b27f2c726f3fd01db0",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.MP",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-01-30T20:49:59Z",
    "title_canon_sha256": "73f63c55701f9115e03a2ec82df20ca890494a4c07db64dc9814a036cce95e93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18745",
    "kind": "arxiv",
    "version": 1
  }
}