Pith Number

pith:GF2BHPTO

pith:2003:GF2BHPTOOTQGCY5RLAKYQN2DU4

not attested not anchored not stored refs pending

Dark Matter and Dark Energy: Summary and Future Directions

John Ellis (CERN)

arxiv:astro-ph/0304183 v1 · 2003-04-10 · 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{GF2BHPTOOTQGCY5RLAKYQN2DU4}

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	2026-05-18T01:40:39.109606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

317413be6e74e06163b15815883743a7008e5e940c5465a52afb75c616a72ac8

Aliases

arxiv: astro-ph/0304183 · arxiv_version: astro-ph/0304183v1 · doi: 10.48550/arxiv.astro-ph/0304183 · pith_short_12: GF2BHPTOOTQG · pith_short_16: GF2BHPTOOTQGCY5R · pith_short_8: GF2BHPTO

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/GF2BHPTOOTQGCY5RLAKYQN2DU4 \
  | 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: 317413be6e74e06163b15815883743a7008e5e940c5465a52afb75c616a72ac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89be1319bb9d5baf8b363abcd284963c0483481424681e5500378571d283e20f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-10T08:30:34Z",
    "title_canon_sha256": "35dc69786ca5bceba4823b40a00c5e371ec64e0fa2ae6329f4230edfb48a4892"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304183",
    "kind": "arxiv",
    "version": 1
  }
}