Pith Number

pith:7WYEJ7OB

pith:2002:7WYEJ7OBQ652Z4QNTEOCKCYXPY

not attested not anchored not stored refs pending

Approximate analytical solutions of the baby Skyrme model

INR), T.A. Ioannidou (Kent U.), V.B. Kopeliovich (Moscow, W.J. Zakrzewski (Durham U.)

arxiv:hep-th/0203253 v1 · 2002-03-27 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WYEJ7OBQ652Z4QNTEOCKCYXPY}

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	2026-07-04T16:34:42.432336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdb044fdc187bbacf20d991c250b177e1f738953e82c23680079ca0103bac94d

Aliases

arxiv: hep-th/0203253 · arxiv_version: hep-th/0203253v1 · doi: 10.48550/arxiv.hep-th/0203253 · pith_short_12: 7WYEJ7OBQ652 · pith_short_16: 7WYEJ7OBQ652Z4QN · pith_short_8: 7WYEJ7OB

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/7WYEJ7OBQ652Z4QNTEOCKCYXPY \
  | 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: fdb044fdc187bbacf20d991c250b177e1f738953e82c23680079ca0103bac94d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cef90945b575e16357568977606fe561c9dec7e5bffd0f6f68f541007daa89d7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2002-03-27T14:51:18Z",
    "title_canon_sha256": "92cb59bb188933beb638fab109f0b2fc462381b96a5441b4e9bca83f0efddcb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0203253",
    "kind": "arxiv",
    "version": 1
  }
}