Pith Number

pith:4DXOER5R

pith:2012:4DXOER5RPBISQCWKDU2ORXHOWO

not attested not anchored not stored refs pending

Radio Emission in the Cosmic Web

Marcus Brueggen, Matthias Hoeft, Miguel A. Aragon-Calvo, Pablo A. Araya-Melo

arxiv:1204.1759 v2 · 2012-04-08 · 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{4DXOER5RPBISQCWKDU2ORXHOWO}

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	2026-05-18T01:57:55.878740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0eee247b17851280aca1d34e8dceeb3bc425b573438b2b6cff9f6cc5fad4ffd

Aliases

arxiv: 1204.1759 · arxiv_version: 1204.1759v2 · doi: 10.48550/arxiv.1204.1759 · pith_short_12: 4DXOER5RPBIS · pith_short_16: 4DXOER5RPBISQCWK · pith_short_8: 4DXOER5R

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/4DXOER5RPBISQCWKDU2ORXHOWO \
  | 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: e0eee247b17851280aca1d34e8dceeb3bc425b573438b2b6cff9f6cc5fad4ffd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe3cac4f677806f76fd0e6056229df2805f43b26e7ff5dbd77e37dc088b5eff1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-08T19:40:38Z",
    "title_canon_sha256": "5d9ddb1d11b092e342555f054d2357793a3f629ee2c81f58a97843a01268cc3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1759",
    "kind": "arxiv",
    "version": 2
  }
}