Pith Number

pith:MYE3JICZ

pith:2003:MYE3JICZZB4RQPHQ52DZHXLO2I

not attested not anchored not stored refs pending

The value of the equation of state of dark energy

Raul Jimenez

arxiv:astro-ph/0305368 v1 · 2003-05-20 · 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{MYE3JICZZB4RQPHQ52DZHXLO2I}

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	2026-05-18T01:40:38.875545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6609b4a059c879183cf0ee8793dd6ed20d469c04562bfa17e82323dcc3f24ace

Aliases

arxiv: astro-ph/0305368 · arxiv_version: astro-ph/0305368v1 · doi: 10.48550/arxiv.astro-ph/0305368 · pith_short_12: MYE3JICZZB4R · pith_short_16: MYE3JICZZB4RQPHQ · pith_short_8: MYE3JICZ

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/MYE3JICZZB4RQPHQ52DZHXLO2I \
  | 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: 6609b4a059c879183cf0ee8793dd6ed20d469c04562bfa17e82323dcc3f24ace

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beb3cf1e2a4d5bc8c6ed1da0a36ccdbb6590de8d2d3c302e4caa70f6e0c3cede",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-05-20T15:42:07Z",
    "title_canon_sha256": "e79ae5cb9ebe68d996b1bdf936f0aeb06a9962d3610f9000675cebda0c682bb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0305368",
    "kind": "arxiv",
    "version": 1
  }
}