Pith Number

pith:FKB6NX57

pith:2007:FKB6NX57MBL4UTF23OGRJDTF3A

not attested not anchored not stored refs pending

Dark Energy and Dark Gravity

Roy Maartens, Ruth Durrer

arxiv:0711.0077 v2 · 2007-11-01 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FKB6NX57MBL4UTF23OGRJDTF3A}

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

Reconstructing the redshift evolution of Type Ia supernovae absolute magnitude

Receipt and verification

First computed	2026-07-04T15:30:41.933934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a83e6dfbf6057ca4cbadb8d148e65d807d4f9f6e959fb893fb946b300fa6eee

Aliases

arxiv: 0711.0077 · arxiv_version: 0711.0077v2 · doi: 10.48550/arxiv.0711.0077 · pith_short_12: FKB6NX57MBL4 · pith_short_16: FKB6NX57MBL4UTF2 · pith_short_8: FKB6NX57

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/FKB6NX57MBL4UTF23OGRJDTF3A \
  | 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: 2a83e6dfbf6057ca4cbadb8d148e65d807d4f9f6e959fb893fb946b300fa6eee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ed96e364182b90b91b20f71d30eb588882b7ff51505bf7015f3dfc924e9f5ed",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-01T07:16:39Z",
    "title_canon_sha256": "beb6ef2680826990d0dafcc460a31e7d03ee79e22f4eefc5ff60ecd005435cec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.0077",
    "kind": "arxiv",
    "version": 2
  }
}