Pith Number

pith:WCP4MDBV

pith:2013:WCP4MDBVYUB66RHCMBYYCDDG54

not attested not anchored not stored refs pending

Intergalactic magnetic fields in Stephan's Quintet

B. Nikiel-Wroczy\'nski, D. J. Bomans, M. Soida, M. Urbanik, R. Beck

arxiv:1307.3447 v1 · 2013-07-12 · 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{WCP4MDBVYUB66RHCMBYYCDDG54}

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	2026-05-18T03:18:39.125098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b09fc60c35c503ef44e26071810c66ef0885707588807015fd10fd73473225d6

Aliases

arxiv: 1307.3447 · arxiv_version: 1307.3447v1 · doi: 10.48550/arxiv.1307.3447 · pith_short_12: WCP4MDBVYUB6 · pith_short_16: WCP4MDBVYUB66RHC · pith_short_8: WCP4MDBV

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/WCP4MDBVYUB66RHCMBYYCDDG54 \
  | 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: b09fc60c35c503ef44e26071810c66ef0885707588807015fd10fd73473225d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e742d0906489297bc654a9b45f26a0749537890b3f94e361350a1b0bc1bc3ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-12T13:14:35Z",
    "title_canon_sha256": "b5297abf465e8cb3f34f0799498a799757bb9196b4d2e55322b7c0380999febc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3447",
    "kind": "arxiv",
    "version": 1
  }
}