Pith Number

pith:L37IUURG

pith:2025:L37IUURG6K33BBNCLHIX5BPGE5

not attested not anchored not stored refs pending

The First Principles Equation for Coherent Phonons: Dynamics and Polaron distortions

Enrico Perfetto, Gianluca Stefanucci

arxiv:2502.06368 v2 · 2025-02-10 · cond-mat.mtrl-sci · 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{L37IUURG6K33BBNCLHIX5BPGE5}

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	2026-07-05T10:52:39.552726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5efe8a5226f2b7b085a259d17e85e6277a0f7fe65b148450b5f1e31fb1e586f0

Aliases

arxiv: 2502.06368 · arxiv_version: 2502.06368v2 · doi: 10.48550/arxiv.2502.06368 · pith_short_12: L37IUURG6K33 · pith_short_16: L37IUURG6K33BBNC · pith_short_8: L37IUURG

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/L37IUURG6K33BBNCLHIX5BPGE5 \
  | 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: 5efe8a5226f2b7b085a259d17e85e6277a0f7fe65b148450b5f1e31fb1e586f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75155b0e7d914b4967d89c8bbb8e1ed68f5a795187679201f85759f434e24f51",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-02-10T11:37:02Z",
    "title_canon_sha256": "ce6983bfd81bd2b19e3eb464faff63ab741961e0e91359dfe4eadeb5b1b64a79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06368",
    "kind": "arxiv",
    "version": 2
  }
}