Pith Number

pith:IGIVAVFH

pith:2005:IGIVAVFH7FK5U3V2JLPYURMAAI

not attested not anchored not stored refs pending

Evolving Dark Energy with w Deviating from -1

Lawrence J. Hall, Steven J. Oliver, Yasunori Nomura

arxiv:astro-ph/0503706 v1 · 2005-03-31 · astro-ph · hep-ph · 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{IGIVAVFH7FK5U3V2JLPYURMAAI}

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	2026-07-04T15:52:04.438352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41915054a7f955da6eba4adf8a4580021dfe07b633181788c4803cf826362839

Aliases

arxiv: astro-ph/0503706 · arxiv_version: astro-ph/0503706v1 · doi: 10.48550/arxiv.astro-ph/0503706 · pith_short_12: IGIVAVFH7FK5 · pith_short_16: IGIVAVFH7FK5U3V2 · pith_short_8: IGIVAVFH

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/IGIVAVFH7FK5U3V2JLPYURMAAI \
  | 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: 41915054a7f955da6eba4adf8a4580021dfe07b633181788c4803cf826362839

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "460a000c2bb642b4378658448a5ac00449d8c506eac2e97fe1fc14b5b3a83853",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-03-31T16:41:41Z",
    "title_canon_sha256": "5e5b7dc0668f1786b6946e27adf36b9214b7dc827d5c1e0c7e3efb9222954706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503706",
    "kind": "arxiv",
    "version": 1
  }
}