Pith Number

pith:RFCG3AKK

pith:2013:RFCG3AKKEX67VHUXJ2YPCFF7D7

not attested not anchored not stored refs pending

Stability of non-homegeneous models and fine tuning of initial state

I. Vilja, P. Sundell

arxiv:1301.6001 v1 · 2013-01-25 · astro-ph.CO · 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{RFCG3AKKEX67VHUXJ2YPCFF7D7}

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	2026-05-18T03:35:27.378709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89446d814a25fdfa9e974eb0f114bf1fd93a06052e98c1dae842e1b167680a3c

Aliases

arxiv: 1301.6001 · arxiv_version: 1301.6001v1 · doi: 10.48550/arxiv.1301.6001 · pith_short_12: RFCG3AKKEX67 · pith_short_16: RFCG3AKKEX67VHUX · pith_short_8: RFCG3AKK

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/RFCG3AKKEX67VHUXJ2YPCFF7D7 \
  | 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: 89446d814a25fdfa9e974eb0f114bf1fd93a06052e98c1dae842e1b167680a3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d74587c7f04b3f21c5316f621e35a1dd57806c96fd5b799f38ec1f55b03557bd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-25T10:34:43Z",
    "title_canon_sha256": "81ca2a2e9cf4c8bbf096d5e71595bdb8a6fe2f5a7589e01525a06130e0f9188b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6001",
    "kind": "arxiv",
    "version": 1
  }
}