Pith Number

pith:WODBTZ77

pith:2010:WODBTZ773M5DD444MSYN5ABIWK

not attested not anchored not stored refs pending

Coupling techniques for nonlinear hyperbolic equations. I. Self-similar diffusion for thin interfaces

Benjamin Boutin, Fr\'ed\'eric Coquel, Philippe G. LeFloch

arxiv:1008.4760 v2 · 2010-08-27 · math.AP · cs.NA · 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{WODBTZ773M5DD444MSYN5ABIWK}

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	2026-06-03T23:06:40.714643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b38619e7ffdb3a31f39c64b0de8028b2b157a991a337741bb349fdadd8265702

Aliases

arxiv: 1008.4760 · arxiv_version: 1008.4760v2 · doi: 10.48550/arxiv.1008.4760 · pith_short_12: WODBTZ773M5D · pith_short_16: WODBTZ773M5DD444 · pith_short_8: WODBTZ77

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/WODBTZ773M5DD444MSYN5ABIWK \
  | 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: b38619e7ffdb3a31f39c64b0de8028b2b157a991a337741bb349fdadd8265702

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aa7093ee0ec1b1c868bf5ef54c1c181af369316660370a7378bf342d1830307",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-08-27T16:45:13Z",
    "title_canon_sha256": "50a6960624348674bad2bc3185ab89537d4b0f4dbd9c8ca9682c3ca3433feba5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4760",
    "kind": "arxiv",
    "version": 2
  }
}