Pith Number

pith:BAADP77E

pith:2011:BAADP77EZQKEP3QD3LFVNXCYFG

not attested not anchored not stored refs pending

Consistency of $f(R)$ gravity models around solar polytropes

I. Vilja, K. Henttunen

arxiv:1110.6711 v2 · 2011-10-31 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BAADP77EZQKEP3QD3LFVNXCYFG}

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	2026-05-18T02:55:39.511577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

080037ffe4cc1447ee03dacb56dc5829b658a4a8df6981e934dcd719df60165e

Aliases

arxiv: 1110.6711 · arxiv_version: 1110.6711v2 · doi: 10.48550/arxiv.1110.6711 · pith_short_12: BAADP77EZQKE · pith_short_16: BAADP77EZQKEP3QD · pith_short_8: BAADP77E

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/BAADP77EZQKEP3QD3LFVNXCYFG \
  | 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: 080037ffe4cc1447ee03dacb56dc5829b658a4a8df6981e934dcd719df60165e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35bf5103d36cf6217c3f070a8f1ab1e4837bc9cb6ea9482bba9add615b8d311d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-31T08:13:39Z",
    "title_canon_sha256": "dca1c0e3b598786f3795019811cdc81210bed5f35e7aa8670f6e4148f2059bc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6711",
    "kind": "arxiv",
    "version": 2
  }
}