Pith Number

pith:7AR7H23N

pith:2003:7AR7H23NSF6ZNVFMRT2NM333PP

not attested not anchored not stored refs pending

Ring-shaped exact Hopf solitons

C. Adam, J. Sanchez-Guillen

arxiv:hep-th/0302189 v3 · 2003-02-24 · 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{7AR7H23NSF6ZNVFMRT2NM333PP}

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	2026-05-18T01:38:48.871494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f823f3eb6d917d96d4ac8cf4d66f7b7bf0c240131bc1501a69d24471254e53c1

Aliases

arxiv: hep-th/0302189 · arxiv_version: hep-th/0302189v3 · doi: 10.48550/arxiv.hep-th/0302189 · pith_short_12: 7AR7H23NSF6Z · pith_short_16: 7AR7H23NSF6ZNVFM · pith_short_8: 7AR7H23N

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/7AR7H23NSF6ZNVFMRT2NM333PP \
  | 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: f823f3eb6d917d96d4ac8cf4d66f7b7bf0c240131bc1501a69d24471254e53c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ebd581920f26eb15ba58abd263fcb445fe51d3d6e26774760b2bc3076ff27b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2003-02-24T17:51:11Z",
    "title_canon_sha256": "91598b99da2e1e838e58a3d2e06a707ff8e1f06debdc730ec4bfc4debc17eca2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0302189",
    "kind": "arxiv",
    "version": 3
  }
}