Pith Number

pith:3UNWBHRC

pith:2017:3UNWBHRCSBHLISXUNJPDRRZKJO

not attested not anchored not stored refs pending

A Comment on "A note on polarized light from Magnetars: QED effects and axion-like particles" by L.M. Capparelli, L. Maiani and A.D. Polosa

D. Gonzalez Caniulef, K. Wu, R.P. Mignani, R. Taverna, R. Turolla, S. Zane, V. Testa

arxiv:1706.02505 v1 · 2017-06-08 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UNWBHRCSBHLISXUNJPDRRZKJO}

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	2026-05-18T00:42:45.278387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd1b609e22904eb44af46a5e38c72a4b81e91cffb4c2899ce4505d8f0c26c738

Aliases

arxiv: 1706.02505 · arxiv_version: 1706.02505v1 · doi: 10.48550/arxiv.1706.02505 · pith_short_12: 3UNWBHRCSBHL · pith_short_16: 3UNWBHRCSBHLISXU · pith_short_8: 3UNWBHRC

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/3UNWBHRCSBHLISXUNJPDRRZKJO \
  | 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: dd1b609e22904eb44af46a5e38c72a4b81e91cffb4c2899ce4505d8f0c26c738

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e376c525d0a6df7b9020ac9b56c083c555044a960f69ff385eea0ca0249f99d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-06-08T10:21:58Z",
    "title_canon_sha256": "8e7a1995fcb85300ea7031c4d80e2d9ec1c16f6318c3234fa3cc9d625dcdef4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02505",
    "kind": "arxiv",
    "version": 1
  }
}