Pith Number

pith:7PQLD5BH

pith:2009:7PQLD5BHJ6C7MEEW3FEA5EB6CJ

not attested not anchored not stored refs pending

Effective wavenumbers and reflection coefficients for an elastic medium containing random configurations of cylindrical scatterers

Andrew N. Norris, Jean-Marc Conoir

arxiv:0909.4936 v3 · 2009-09-27 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7PQLD5BHJ6C7MEEW3FEA5EB6CJ}

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	2026-05-18T04:30:03.868099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbe0b1f4274f85f61096d9480e903e12482343689e94ce001f1c11ecec6b7309

Aliases

arxiv: 0909.4936 · arxiv_version: 0909.4936v3 · doi: 10.48550/arxiv.0909.4936 · pith_short_12: 7PQLD5BHJ6C7 · pith_short_16: 7PQLD5BHJ6C7MEEW · pith_short_8: 7PQLD5BH

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/7PQLD5BHJ6C7MEEW3FEA5EB6CJ \
  | 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: fbe0b1f4274f85f61096d9480e903e12482343689e94ce001f1c11ecec6b7309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16dbb3d03e505c0aa5044335c4e3abde366e68901ef6ed19544a5db06a5b04ef",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-09-27T14:26:56Z",
    "title_canon_sha256": "e0dc15d19bd0f991a4ea4d823d6d6464531f4bac974fa0122e07c06b28d5fd2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4936",
    "kind": "arxiv",
    "version": 3
  }
}