Pith Number

pith:KB6W7VX2

pith:2009:KB6W7VX2PCVBDYQAAV5LHZWCNV

not attested not anchored not stored refs pending

Decoding the Origin of Dark Matter

Zuowei Liu

arxiv:0911.1303 v1 · 2009-11-06 · hep-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{KB6W7VX2PCVBDYQAAV5LHZWCNV}

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	2026-05-18T02:10:58.674283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

507d6fd6fa78aa11e200057ab3e6c26d5426351823a0aab6f349f6be42263136

Aliases

arxiv: 0911.1303 · arxiv_version: 0911.1303v1 · doi: 10.48550/arxiv.0911.1303 · pith_short_12: KB6W7VX2PCVB · pith_short_16: KB6W7VX2PCVBDYQA · pith_short_8: KB6W7VX2

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/KB6W7VX2PCVBDYQAAV5LHZWCNV \
  | 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: 507d6fd6fa78aa11e200057ab3e6c26d5426351823a0aab6f349f6be42263136

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f044608d5143ea9f46968b1a5dc7f906243e34b9623c20b9c9a8515005818324",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-11-06T17:16:04Z",
    "title_canon_sha256": "4e44ff2e29f4dba1682470e099be92eb4a88299acdf9ea0f99b4f7843fb29687"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1303",
    "kind": "arxiv",
    "version": 1
  }
}