Pith Number

pith:T4BT2Q7X

pith:2008:T4BT2Q7X6ONN4B4WBZ2XARZB63

not attested not anchored not stored refs pending

BEC dark matter can explain collisions of galaxy clusters

Dale Choi, Jae-Weon Lee, Sooil Lim

arxiv:0805.3827 v1 · 2008-05-25 · hep-ph · astro-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{T4BT2Q7X6ONN4B4WBZ2XARZB63}

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	2026-07-04T15:11:47.621843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f033d43f7f39ade07960e75704721f6ca8128c803614005f10d741e063e53d2

Aliases

arxiv: 0805.3827 · arxiv_version: 0805.3827v1 · doi: 10.48550/arxiv.0805.3827 · pith_short_12: T4BT2Q7X6ONN · pith_short_16: T4BT2Q7X6ONN4B4W · pith_short_8: T4BT2Q7X

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/T4BT2Q7X6ONN4B4WBZ2XARZB63 \
  | 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: 9f033d43f7f39ade07960e75704721f6ca8128c803614005f10d741e063e53d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13fe31e29189b8b42297b7315b10e2ef72714d9397c3b2638ef08983391b6da6",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2008-05-25T14:08:00Z",
    "title_canon_sha256": "fb434bd50962d10fb538b29c69c1e2aa7b1574f32c3f76eae3aaa7b8a0d3d379"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.3827",
    "kind": "arxiv",
    "version": 1
  }
}