Pith Number

pith:OI2JU6IV

pith:2009:OI2JU6IVIW5R4IMHTHMJBMMHJ4

not attested not anchored not stored refs pending

Alignments in quasar polarizations: pseudoscalar-photon mixing in the presence of correlated magnetic fields

Archana Kamal, Nishant Agarwal, Pankaj Jain

arxiv:0911.0429 v3 · 2009-11-02 · hep-ph · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OI2JU6IVIW5R4IMHTHMJBMMHJ4}

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	2026-05-18T04:26:33.348599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72349a791545bb1e218799d890b1874f114bfa00d04fcbeac58eab0783fb6467

Aliases

arxiv: 0911.0429 · arxiv_version: 0911.0429v3 · doi: 10.48550/arxiv.0911.0429 · pith_short_12: OI2JU6IVIW5R · pith_short_16: OI2JU6IVIW5R4IMH · pith_short_8: OI2JU6IV

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/OI2JU6IVIW5R4IMHTHMJBMMHJ4 \
  | 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: 72349a791545bb1e218799d890b1874f114bfa00d04fcbeac58eab0783fb6467

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d827679866ef6c9caa6b6ec20afa46f3c0a4177e16f124aadbbe68f31383eb31",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-11-02T21:08:11Z",
    "title_canon_sha256": "11a96dbdb4e6853c6707bf094bc09791cfb85859d4344f30f128ecfb2f3a5ff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0429",
    "kind": "arxiv",
    "version": 3
  }
}