Pith Number

pith:B6X4CUUS

pith:1999:B6X4CUUS4ZCNVHZCP6ERUSKSSZ

not attested not anchored not stored refs pending

Momentum-Space Topology of Standard Model

G.E. Volovik

arxiv:hep-ph/9907456 v4 · 1999-07-22 · hep-ph · cond-mat · 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{B6X4CUUS4ZCNVHZCP6ERUSKSSZ}

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	2026-05-18T04:23:55.049893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fafc15292e644da9f227f891a49529641ee50c238ba249b838355e356aa5195

Aliases

arxiv: hep-ph/9907456 · arxiv_version: hep-ph/9907456v4 · doi: 10.48550/arxiv.hep-ph/9907456 · pith_short_12: B6X4CUUS4ZCN · pith_short_16: B6X4CUUS4ZCNVHZC · pith_short_8: B6X4CUUS

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/B6X4CUUS4ZCNVHZCP6ERUSKSSZ \
  | 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: 0fafc15292e644da9f227f891a49529641ee50c238ba249b838355e356aa5195

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ae1a8d788ac4cc1c93efcd5474ae51020deb211876fd4a62d38df759af24825",
    "cross_cats_sorted": [
      "cond-mat",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-07-22T13:58:09Z",
    "title_canon_sha256": "694c790ed3cdc6e0d1f3d50006281c6acda043e77d851c92d861c894592872a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9907456",
    "kind": "arxiv",
    "version": 4
  }
}