Pith Number

pith:Z7PU7OEU

pith:2001:Z7PU7OEULV5XP5WPYG6GP5SLP6

not attested not anchored not stored refs pending

Faddeev-Skyrme Model and Rational Maps

Wang-Chang Su

arxiv:hep-th/0107187 v2 · 2001-07-23 · 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{Z7PU7OEULV5XP5WPYG6GP5SLP6}

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	2026-05-18T04:15:26.894715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfdf4fb8945d7b77f6cfc1bc67f64b7f84898fe5ca44453d3f6a32674e4a4e93

Aliases

arxiv: hep-th/0107187 · arxiv_version: hep-th/0107187v2 · doi: 10.48550/arxiv.hep-th/0107187 · pith_short_12: Z7PU7OEULV5X · pith_short_16: Z7PU7OEULV5XP5WP · pith_short_8: Z7PU7OEU

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/Z7PU7OEULV5XP5WPYG6GP5SLP6 \
  | 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: cfdf4fb8945d7b77f6cfc1bc67f64b7f84898fe5ca44453d3f6a32674e4a4e93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "100a256ce24f002b42c45f157fc0e8e82013c9b074a111c0dec084250e78711a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-07-23T07:07:48Z",
    "title_canon_sha256": "124e9499caa4513e879023e0ee17bbfb6c1e947ad3574cd013ff691948293978"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0107187",
    "kind": "arxiv",
    "version": 2
  }
}