Pith Number

pith:7XQ4OSN7

pith:2009:7XQ4OSN7LNSFFTT4AMTCTUKO5E

not attested not anchored not stored refs pending

Continuous approximation of breathers in one and two dimensional DNLS lattices

D. Bambusi, T. Penati

arxiv:0909.1942 v1 · 2009-09-10 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XQ4OSN7LNSFFTT4AMTCTUKO5E}

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	2026-05-18T02:11:57.466656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fde1c749bf5b6452ce7c032629d14ee91f1893301e01ba4f289a0752e1e32967

Aliases

arxiv: 0909.1942 · arxiv_version: 0909.1942v1 · doi: 10.48550/arxiv.0909.1942 · pith_short_12: 7XQ4OSN7LNSF · pith_short_16: 7XQ4OSN7LNSFFTT4 · pith_short_8: 7XQ4OSN7

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/7XQ4OSN7LNSFFTT4AMTCTUKO5E \
  | 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: fde1c749bf5b6452ce7c032629d14ee91f1893301e01ba4f289a0752e1e32967

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b024a7650c9ecdc9b4542da5c017a361568221a1f258d8ed3ee217053c4df371",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-09-10T13:34:39Z",
    "title_canon_sha256": "069f300919eedbd0a336d533cc38244acef82b2a43d485758dfb24e7703c60a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1942",
    "kind": "arxiv",
    "version": 1
  }
}