Pith Number

pith:XYUICD5W

pith:2005:XYUICD5WRBQ6XVXGHXOPMPJ7NI

not attested not anchored not stored refs pending

Do observations prove that cosmological neutrinos are thermally distributed?

A. Cuoco, G. Mangano, J. Lesgourgues, S. Pastor

arxiv:astro-ph/0502465 v2 · 2005-02-22 · astro-ph · hep-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{XYUICD5WRBQ6XVXGHXOPMPJ7NI}

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	2026-05-18T04:33:50.901114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be28810fb68861ebd6e63ddcf63d3f6a206faabc8bae68fe4842fce016c98d9a

Aliases

arxiv: astro-ph/0502465 · arxiv_version: astro-ph/0502465v2 · doi: 10.48550/arxiv.astro-ph/0502465 · pith_short_12: XYUICD5WRBQ6 · pith_short_16: XYUICD5WRBQ6XVXG · pith_short_8: XYUICD5W

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/XYUICD5WRBQ6XVXGHXOPMPJ7NI \
  | 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: be28810fb68861ebd6e63ddcf63d3f6a206faabc8bae68fe4842fce016c98d9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "153f71a6b01ce5bd695302cf3807ccba81d18decc786345dd0374a1cb0db3584",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-02-22T20:20:50Z",
    "title_canon_sha256": "c696043040a3952cb089031bc1286f34e8922790e65eeaa021395598defdf7a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0502465",
    "kind": "arxiv",
    "version": 2
  }
}