Pith Number

pith:KHUMLESM

pith:2013:KHUMLESMTL3XF3BEZW2FS3X5M5

not attested not anchored not stored refs pending

Polarization bispectrum for measuring primordial magnetic fields

Maresuke Shiraishi

arxiv:1308.2531 v3 · 2013-08-12 · astro-ph.CO · gr-qc · hep-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{KHUMLESMTL3XF3BEZW2FS3X5M5}

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	2026-05-18T03:07:54.354394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51e8c5924c9af772ec24cdb4596efd67443f6d860184fcaed11c1ae2fdbe6a32

Aliases

arxiv: 1308.2531 · arxiv_version: 1308.2531v3 · doi: 10.48550/arxiv.1308.2531 · pith_short_12: KHUMLESMTL3X · pith_short_16: KHUMLESMTL3XF3BE · pith_short_8: KHUMLESM

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/KHUMLESMTL3XF3BEZW2FS3X5M5 \
  | 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: 51e8c5924c9af772ec24cdb4596efd67443f6d860184fcaed11c1ae2fdbe6a32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a1af30cf894b7d303a8607e49bf765b72364152dab47883dc3227a137506592",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-08-12T11:51:41Z",
    "title_canon_sha256": "81a5d6868761cbe37dfb86a3b21413b4c61d86b0b91ae1d394a425343dc46cfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2531",
    "kind": "arxiv",
    "version": 3
  }
}