Pith Number

pith:U4ZROCND

pith:2002:U4ZROCNDLQCYLY3VIMHT4PKSMH

not attested not anchored not stored refs pending

Scaling Cosmology

Diego Pav\'on (Barcelona), Winfried Zimdahl (Konstanz)

arxiv:astro-ph/0210484 v1 · 2002-10-22 · astro-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U4ZROCNDLQCYLY3VIMHT4PKSMH}

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	2026-05-18T01:09:03.571141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7331709a35c0585e375430f3e3d5261cd2a17af9c6521d0f57d46370f1c7640

Aliases

arxiv: astro-ph/0210484 · arxiv_version: astro-ph/0210484v1 · doi: 10.48550/arxiv.astro-ph/0210484 · pith_short_12: U4ZROCNDLQCY · pith_short_16: U4ZROCNDLQCYLY3V · pith_short_8: U4ZROCND

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/U4ZROCNDLQCYLY3VIMHT4PKSMH \
  | 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: a7331709a35c0585e375430f3e3d5261cd2a17af9c6521d0f57d46370f1c7640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08b4227c5edfad7dae1f4d4bfebe4f9a4b15c7a914030f533a5d41b666a2f5ea",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-22T06:23:02Z",
    "title_canon_sha256": "eeef6e24e44cc0fb9690cfa5ac07c5520f7f7cdf267a9b650f657c0e985c101f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210484",
    "kind": "arxiv",
    "version": 1
  }
}