Pith Number

pith:ZFV4AUVF

pith:2003:ZFV4AUVFQLMP4V77WO5OITERRN

not attested not anchored not stored refs pending

WMAP constraints on Cardassian model

A.A.Sen, S.Sen

arxiv:astro-ph/0303383 v1 · 2003-03-17 · astro-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{ZFV4AUVFQLMP4V77WO5OITERRN}

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	2026-05-18T01:07:33.708899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c96bc052a582d8fe57ffb3bae44c918b78a61035d63d009fd23c7daed046835c

Aliases

arxiv: astro-ph/0303383 · arxiv_version: astro-ph/0303383v1 · doi: 10.48550/arxiv.astro-ph/0303383 · pith_short_12: ZFV4AUVFQLMP · pith_short_16: ZFV4AUVFQLMP4V77 · pith_short_8: ZFV4AUVF

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/ZFV4AUVFQLMP4V77WO5OITERRN \
  | 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: c96bc052a582d8fe57ffb3bae44c918b78a61035d63d009fd23c7daed046835c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b043454afb28db728d241eb91603e031e95d3d28af8537a3f2893dc34427ee94",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-17T19:20:26Z",
    "title_canon_sha256": "2f7c97db94e86fedb0fc09a8abad4a2edeea2b8eaf2a50606e6e6cc267ac5a20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303383",
    "kind": "arxiv",
    "version": 1
  }
}