Pith Number

pith:2QDJ7UZI

pith:2026:2QDJ7UZI74VIVNAZ6D7SYON2UB

not attested not anchored not stored refs pending

Limits on the Carroll-Field-Jackiw electrodynamics from geomagnetic data

C. A. D. Zarro, G. F. de Carvalho, M. Fillion, P. C. Malta

arxiv:2602.14217 v1 · 2026-02-15 · hep-ph · physics.geo-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{2QDJ7UZI74VIVNAZ6D7SYON2UB}

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	2026-05-20T02:05:40.952077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4069fd328ff2a8ab419f0ff2c39baa061ba0a9b880ee0b4433c31dd7459a4f1

Aliases

arxiv: 2602.14217 · arxiv_version: 2602.14217v1 · doi: 10.48550/arxiv.2602.14217 · pith_short_12: 2QDJ7UZI74VI · pith_short_16: 2QDJ7UZI74VIVNAZ · pith_short_8: 2QDJ7UZI

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/2QDJ7UZI74VIVNAZ6D7SYON2UB \
  | 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: d4069fd328ff2a8ab419f0ff2c39baa061ba0a9b880ee0b4433c31dd7459a4f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acfe61b3b29efe865826fce073f7f2d611828122830c74c7cd03caef577bfede",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-02-15T16:16:02Z",
    "title_canon_sha256": "aa0b3aee7d064fcb6174b9396bdee844fc81027717b5ed9f654ff7e0bddbcd71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.14217",
    "kind": "arxiv",
    "version": 1
  }
}