Pith Number

pith:WSUSF72I

pith:2012:WSUSF72IS25TX3TLNKRHICDU6V

not attested not anchored not stored refs pending

Two Models Relevant to the Interaction of a Point Charge and a Magnetic Moment

Timothy H. Boyer

arxiv:1210.1777 v1 · 2012-10-05 · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSUSF72IS25TX3TLNKRHICDU6V}

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	2026-05-18T03:43:53.341099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4a922ff4896bb3bee6b6aa2740874f57e1138c6e81ed1c235b7d46e1051efbf

Aliases

arxiv: 1210.1777 · arxiv_version: 1210.1777v1 · doi: 10.48550/arxiv.1210.1777 · pith_short_12: WSUSF72IS25T · pith_short_16: WSUSF72IS25TX3TL · pith_short_8: WSUSF72I

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/WSUSF72IS25TX3TLNKRHICDU6V \
  | 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: b4a922ff4896bb3bee6b6aa2740874f57e1138c6e81ed1c235b7d46e1051efbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "192695605c57dce57366fc18e5fe6874aeaf96ee8d8494b29b51a850a3f16eea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2012-10-05T14:52:54Z",
    "title_canon_sha256": "f58b5dabe9c561b83d269826f6f41a82daef7b7f6b033b371bbf2d08b4c3dea2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1777",
    "kind": "arxiv",
    "version": 1
  }
}