Pith Number

pith:G46356MQ

pith:2015:G46356MQEYK57Z7QEQ4MJHMGCT

not attested not anchored not stored refs pending

Cosmological dynamics of viable f(R) theories of gravity

Peter K. S. Dunsby (ACGC, SAAO), Sulona Kandhai (ACGC, U. of Cape Town, U. of Cape Town)

arxiv:1511.00101 v1 · 2015-10-31 · gr-qc · 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{G46356MQEYK57Z7QEQ4MJHMGCT}

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	2026-05-18T01:28:13.322239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

373dbef9902615dfe7f02438c49d8614df0c9b3161c0a9a7d26c73f0c0468a4a

Aliases

arxiv: 1511.00101 · arxiv_version: 1511.00101v1 · doi: 10.48550/arxiv.1511.00101 · pith_short_12: G46356MQEYK5 · pith_short_16: G46356MQEYK57Z7Q · pith_short_8: G46356MQ

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/G46356MQEYK57Z7QEQ4MJHMGCT \
  | 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: 373dbef9902615dfe7f02438c49d8614df0c9b3161c0a9a7d26c73f0c0468a4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea5dc311d5ccb9a2c1aa7804b18f7348d8abd18fde5f17f9d380edc3c193f143",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-31T09:11:20Z",
    "title_canon_sha256": "9e8baebc6e2ca7f27ff75852b81fa3c85f0e5d480f74f78b0c6ccade53e41476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00101",
    "kind": "arxiv",
    "version": 1
  }
}