Pith Number

pith:PIA45M5K

pith:2026:PIA45M5KITAJ47DP54IXVJT3CU

not attested not anchored not stored refs pending

Resolution of the hyperfine puzzle and its significance for two fermion Dirac atoms

Glennys Farrar, Gordon Baym

arxiv:2601.02300 v2 · 2026-01-05 · physics.atom-ph · hep-ph · nucl-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{PIA45M5KITAJ47DP54IXVJT3CU}

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	2026-06-23T03:13:53.048414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a01ceb3aa44c09e7c6fef117aa67b15197de8cca43d088e2f8fdd4928d52dc9

Aliases

arxiv: 2601.02300 · arxiv_version: 2601.02300v2 · doi: 10.48550/arxiv.2601.02300 · pith_short_12: PIA45M5KITAJ · pith_short_16: PIA45M5KITAJ47DP · pith_short_8: PIA45M5K

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/PIA45M5KITAJ47DP54IXVJT3CU \
  | 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: 7a01ceb3aa44c09e7c6fef117aa67b15197de8cca43d088e2f8fdd4928d52dc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cca8f971776cf05b6c06a0119d3955547db441400880f0f95ac3edea4a1cce8",
    "cross_cats_sorted": [
      "hep-ph",
      "nucl-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-01-05T17:35:07Z",
    "title_canon_sha256": "a24b495eb77a01bc20ceeb36dce286c025fe17ba6c313dd8267dd5e22b23ee50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.02300",
    "kind": "arxiv",
    "version": 2
  }
}