Pith Number

pith:KQVSFHKA

pith:2001:KQVSFHKAIC2CHQMUK4TN3SQFL4

not attested not anchored not stored refs pending

Primordial magnetic fields and CP violation in the sky

Tanmay Vachaspati

arxiv:astro-ph/0111124 v1 · 2001-11-06 · astro-ph · hep-ph · 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{KQVSFHKAIC2CHQMUK4TN3SQFL4}

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	2026-07-04T14:11:37.733775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

542b229d4040b423c1945726ddca055f284bbdc91b4b87d6b301ea6ec28c39ac

Aliases

arxiv: astro-ph/0111124 · arxiv_version: astro-ph/0111124v1 · doi: 10.48550/arxiv.astro-ph/0111124 · pith_short_12: KQVSFHKAIC2C · pith_short_16: KQVSFHKAIC2CHQMU · pith_short_8: KQVSFHKA

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/KQVSFHKAIC2CHQMUK4TN3SQFL4 \
  | 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: 542b229d4040b423c1945726ddca055f284bbdc91b4b87d6b301ea6ec28c39ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99438da2fc5694d7168d4bff0f44271a919f622d25b7cf0dad152fe0ba95b8e6",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-11-06T19:22:50Z",
    "title_canon_sha256": "89790df3943a724e9ea5ade1c53d85db5f69168f813b4cfc340073f2ce8a64f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0111124",
    "kind": "arxiv",
    "version": 1
  }
}