Pith Number

pith:YPNXLCKW

pith:2006:YPNXLCKWTKXWA2YJDCEMVVPK44

not attested not anchored not stored refs pending

Clumpiness of Dark Matter and Positron Annihilation Signal: Computing the odds of the Galactic Lottery

Jonathan Pochon, Julien Lavalle, Pierre Salati, Richard Taillet

arxiv:astro-ph/0603796 v2 · 2006-03-29 · 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{YPNXLCKWTKXWA2YJDCEMVVPK44}

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	2026-05-18T04:16:21.785981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3db7589569aaf606b091888cad5eae733a68c0dcab01111a42c06be708071c5

Aliases

arxiv: astro-ph/0603796 · arxiv_version: astro-ph/0603796v2 · doi: 10.48550/arxiv.astro-ph/0603796 · pith_short_12: YPNXLCKWTKXW · pith_short_16: YPNXLCKWTKXWA2YJ · pith_short_8: YPNXLCKW

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/YPNXLCKWTKXWA2YJDCEMVVPK44 \
  | 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: c3db7589569aaf606b091888cad5eae733a68c0dcab01111a42c06be708071c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c7b05f42b29bad1514591d0a3ced316e9f6934a24b53e9a089a07719134dec2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-29T17:28:06Z",
    "title_canon_sha256": "78f30dc9afdf21744edcbc12f95bb0db47ee6043b848365a73783ac43daf792f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603796",
    "kind": "arxiv",
    "version": 2
  }
}