Pith Number

pith:E76BMYVP

pith:2002:E76BMYVP2BLUVHFMBXH3ARRHSW

not attested not anchored not stored refs pending

Modelling dark energy with quintessence and a cosmological constant

Israel Quiros, Osmel Martin, Rolando Cardenas, Tame Gonzalez

arxiv:astro-ph/0209524 v1 · 2002-09-25 · 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{E76BMYVP2BLUVHFMBXH3ARRHSW}

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	2026-07-04T14:12:15.489483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27fc1662afd0574a9cac0dcfb0462795a206b7c52e3737c7066aa16f901aee9e

Aliases

arxiv: astro-ph/0209524 · arxiv_version: astro-ph/0209524v1 · doi: 10.48550/arxiv.astro-ph/0209524 · pith_short_12: E76BMYVP2BLU · pith_short_16: E76BMYVP2BLUVHFM · pith_short_8: E76BMYVP

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/E76BMYVP2BLUVHFMBXH3ARRHSW \
  | 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: 27fc1662afd0574a9cac0dcfb0462795a206b7c52e3737c7066aa16f901aee9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a756c9f04ee2d52f53fe774bcdd0f5437f80449114dd705709be95dfbfabe3a3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-09-25T04:51:09Z",
    "title_canon_sha256": "316d9122b89f80a880208ca262abee7b8ad13f2e2f5d48bcc308d17ff69426e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0209524",
    "kind": "arxiv",
    "version": 1
  }
}