Pith Number

pith:G6E43ZMW

pith:2009:G6E43ZMWA4MTFREK6V7SKYRJSV

not attested not anchored not stored refs pending

Exotic-singularity-driven dark energy

Mariusz P. Dabrowski, Tomasz Denkiewicz

arxiv:0910.0023 v1 · 2009-09-30 · 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{G6E43ZMWA4MTFREK6V7SKYRJSV}

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	2026-05-18T02:34:20.611792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3789cde596071932c48af57f25622995478a051b1c55f84cd59099250b8a7b8e

Aliases

arxiv: 0910.0023 · arxiv_version: 0910.0023v1 · doi: 10.48550/arxiv.0910.0023 · pith_short_12: G6E43ZMWA4MT · pith_short_16: G6E43ZMWA4MTFREK · pith_short_8: G6E43ZMW

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/G6E43ZMWA4MTFREK6V7SKYRJSV \
  | 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: 3789cde596071932c48af57f25622995478a051b1c55f84cd59099250b8a7b8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b270d09c8f60383f6e2eef67c75481d1700e3ab644d93a3bb818a9adddf3eaca",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-09-30T20:27:01Z",
    "title_canon_sha256": "eed6dfa9ba89a3af58dacffa1c62c55755e4ea07bce3c1c11103dc40b01504f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0023",
    "kind": "arxiv",
    "version": 1
  }
}