Pith Number

pith:QVO4GHQO

pith:2006:QVO4GHQOWLWYL4ANKCMKXUQNSW

not attested not anchored not stored refs pending

On the propagation of a perturbation in an anharmonic system

C. Marchioro, E. Caglioti, P. Butt\`a, S. Di Ruzza

arxiv:math-ph/0607023 v2 · 2006-07-12 · 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{QVO4GHQOWLWYL4ANKCMKXUQNSW}

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	2026-05-18T01:20:59.742040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

855dc31e0eb2ed85f00d5098abd20d958f26593fdd2355d112431cb03d537013

Aliases

arxiv: math-ph/0607023 · arxiv_version: math-ph/0607023v2 · doi: 10.48550/arxiv.math-ph/0607023 · pith_short_12: QVO4GHQOWLWY · pith_short_16: QVO4GHQOWLWYL4AN · pith_short_8: QVO4GHQO

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/QVO4GHQOWLWYL4ANKCMKXUQNSW \
  | 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: 855dc31e0eb2ed85f00d5098abd20d958f26593fdd2355d112431cb03d537013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8b30ec7300edde1730a8ae7455bdee2b8e14b3e8b5cba2e2e97c09a45e833ee",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2006-07-12T10:11:56Z",
    "title_canon_sha256": "e4941ad2f3361a61cccef4b186ec06a25e9d8300d3541c6f53a4bd2496a05130"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0607023",
    "kind": "arxiv",
    "version": 2
  }
}