Pith Number

pith:YUKCZ4EG

pith:2004:YUKCZ4EGOXZLKPYOBULRQBDBLM

not attested not anchored not stored refs pending

Polaron formation for a non-local electron-phonon coupling: A variational wave-function study

C. A. Perroni, E. Piegari, M. Capone, V. Cataudella

arxiv:cond-mat/0401125 v1 · 2004-01-08 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YUKCZ4EGOXZLKPYOBULRQBDBLM}

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	2026-07-04T16:45:37.452582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5142cf08675f2b53f0e0d171804615b0c9824c990555483504bc9c74ebb0a13

Aliases

arxiv: cond-mat/0401125 · arxiv_version: cond-mat/0401125v1 · doi: 10.48550/arxiv.cond-mat/0401125 · pith_short_12: YUKCZ4EGOXZL · pith_short_16: YUKCZ4EGOXZLKPYO · pith_short_8: YUKCZ4EG

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/YUKCZ4EGOXZLKPYOBULRQBDBLM \
  | 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: c5142cf08675f2b53f0e0d171804615b0c9824c990555483504bc9c74ebb0a13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d996008fa13c7e6b0d9afd1d8e3ab7a0636ba7fa828f6ee0949a4a1f9b5fbaed",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2004-01-08T17:49:54Z",
    "title_canon_sha256": "9cf0fb3d02de20189eeb15049ad78458885d57871b5fdbfb8ffa8bd715b3a1d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0401125",
    "kind": "arxiv",
    "version": 1
  }
}