Pith Number

pith:WNUP4BXI

pith:2024:WNUP4BXIVU4X3FF2NISSZ2VJ3V

not attested not anchored not stored refs pending

An empirical model of the extragalactic radio background

Fangyou Gao, Tao Wang, Yijun Wang

arxiv:2412.08995 v1 · 2024-12-12 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNUP4BXIVU4X3FF2NISSZ2VJ3V}

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	2026-07-05T10:16:17.950000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b368fe06e8ad397d94ba6a252ceaa9dd679f3ac8fb3d31a41f737351d5c2d1c2

Aliases

arxiv: 2412.08995 · arxiv_version: 2412.08995v1 · doi: 10.48550/arxiv.2412.08995 · pith_short_12: WNUP4BXIVU4X · pith_short_16: WNUP4BXIVU4X3FF2 · pith_short_8: WNUP4BXI

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/WNUP4BXIVU4X3FF2NISSZ2VJ3V \
  | 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: b368fe06e8ad397d94ba6a252ceaa9dd679f3ac8fb3d31a41f737351d5c2d1c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f15db43988166b8d483f5f9439c3c423255f6ecb77f6d9fcfd6c1951e34fe45",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-12-12T06:53:49Z",
    "title_canon_sha256": "c4ada762ffdea9f717026825e1371410da187c5aff047dd1410e76b344a3f788"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.08995",
    "kind": "arxiv",
    "version": 1
  }
}