Pith Number

pith:QFEJZGOV

pith:2019:QFEJZGOVK5KUF6XGXRVST5TPQY

not attested not anchored not stored refs pending

Configurational entropy of magnetic skyrmions as an ideal gas

G. Finocchio, M. Carpentieri, O. Chubykalo-Fesenko, R. Tomasello, R. Zivieri, V. Tiberkevich

arxiv:1903.07313 v1 · 2019-03-18 · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFEJZGOVK5KUF6XGXRVST5TPQY}

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	2026-05-17T23:44:11.692637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81489c99d5575542fae6bc6b29f66f86380374f5ea3735ff80aa2076ce227ad6

Aliases

arxiv: 1903.07313 · arxiv_version: 1903.07313v1 · doi: 10.48550/arxiv.1903.07313 · pith_short_12: QFEJZGOVK5KU · pith_short_16: QFEJZGOVK5KUF6XG · pith_short_8: QFEJZGOV

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/QFEJZGOVK5KUF6XGXRVST5TPQY \
  | 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: 81489c99d5575542fae6bc6b29f66f86380374f5ea3735ff80aa2076ce227ad6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "197715c37504e78a50308e478c999679fd1e2c0b92a43453cd3ee52cbdac9b0c",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-03-18T09:09:17Z",
    "title_canon_sha256": "b667bb84d9eeda10f84b3ba776c87f8f9c32a3ea382aa56c8d8350ca64d87e85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07313",
    "kind": "arxiv",
    "version": 1
  }
}