Pith Number

pith:B54UTUWP

pith:2007:B54UTUWPA5CQ7YRZDNYFVYRET6

not attested not anchored not stored refs pending

Comments on "Solar System constraints to general f(R) gravity"

Nicolas Lanahan-Tremblay (Bishop's University), Valerio Faraoni

arxiv:0712.3252 v2 · 2007-12-19 · 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{B54UTUWPA5CQ7YRZDNYFVYRET6}

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.

Cited by

1 paper in Pith

Kinetic coupled tachyon: A dynamical system analysis

Receipt and verification

First computed	2026-07-04T15:28:04.709150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f7949d2cf07450fe2391b705ae2249f88e083b0940140851d700658203598d6

Aliases

arxiv: 0712.3252 · arxiv_version: 0712.3252v2 · doi: 10.48550/arxiv.0712.3252 · pith_short_12: B54UTUWPA5CQ · pith_short_16: B54UTUWPA5CQ7YRZ · pith_short_8: B54UTUWP

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/B54UTUWPA5CQ7YRZDNYFVYRET6 \
  | 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: 0f7949d2cf07450fe2391b705ae2249f88e083b0940140851d700658203598d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f107db41011f921813834873c06c27eb8a93333dd03860cf0cd8053beb3d1ae",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-12-19T18:42:26Z",
    "title_canon_sha256": "4e1c0e193c9fe8a24261e69f9a650c8912593c33ead8d28a3d147f74d5fb0c37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.3252",
    "kind": "arxiv",
    "version": 2
  }
}