Pith Number

pith:2O4G4CKB

pith:2009:2O4G4CKBS4IA2Y3TOIZU2BKPTG

not attested not anchored not stored refs pending

Singularly perturbed degenerated parabolic equations and application to seabed morphodynamics in tided environment

Diaraf Seck (L.M.D.A.N), Emmanuel Frenod (Lab-STICC), Ibrahima Faye (L.M.D.A.N)

arxiv:0911.4041 v3 · 2009-11-20 · 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{2O4G4CKBS4IA2Y3TOIZU2BKPTG}

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	2026-05-18T04:34:55.419993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3b86e094197100d637372334d054f99afe5626a9bddc188d930eb8991936e44

Aliases

arxiv: 0911.4041 · arxiv_version: 0911.4041v3 · doi: 10.48550/arxiv.0911.4041 · pith_short_12: 2O4G4CKBS4IA · pith_short_16: 2O4G4CKBS4IA2Y3T · pith_short_8: 2O4G4CKB

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/2O4G4CKBS4IA2Y3TOIZU2BKPTG \
  | 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: d3b86e094197100d637372334d054f99afe5626a9bddc188d930eb8991936e44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01a77712ebdab6d0fe34d312cef267a3dfc95be0dc2c7e19573a46ac9c634653",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-11-20T13:21:23Z",
    "title_canon_sha256": "6b8007972a89e9f57cccd71bdf068005499a327851544bb88650631519384399"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4041",
    "kind": "arxiv",
    "version": 3
  }
}