Pith Number

pith:UDXK7YSJ

pith:2010:UDXK7YSJ77SEDTTXOINFRPHNZU

not attested not anchored not stored refs pending

Towards physical cosmology: geometrical interpretation of Dark Energy, Dark Matter and Inflation without fundamental sources

Thomas Buchert

arxiv:1012.3084 v1 · 2010-12-14 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDXK7YSJ77SEDTTXOINFRPHNZU}

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	2026-05-18T04:33:18.684754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0eeafe249ffe441ce77721a58bcedcd201824c462a847efe886004eea1f63d5

Aliases

arxiv: 1012.3084 · arxiv_version: 1012.3084v1 · doi: 10.48550/arxiv.1012.3084 · pith_short_12: UDXK7YSJ77SE · pith_short_16: UDXK7YSJ77SEDTTX · pith_short_8: UDXK7YSJ

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/UDXK7YSJ77SEDTTXOINFRPHNZU \
  | 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: a0eeafe249ffe441ce77721a58bcedcd201824c462a847efe886004eea1f63d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2b30030225d43a8aa0a61c78cc34ce03ea64a616612435d19f7642d3e8967a0",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-12-14T16:38:56Z",
    "title_canon_sha256": "d1bdcc19ce95b068917b1fe9d126fb6e44795e4fee26596303fcd6cf2f27eaf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3084",
    "kind": "arxiv",
    "version": 1
  }
}