Pith Number

pith:MWHAA3IN

pith:2010:MWHAA3IN4UQ5RDKMFO7IEOB7BY

not attested not anchored not stored refs pending

On the fraction of dark matter in charged massive particles (CHAMPs)

E. Martinez-Gomez, F. J. Sanchez-Salcedo, J. Magana

arxiv:1002.3145 v1 · 2010-02-16 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MWHAA3IN4UQ5RDKMFO7IEOB7BY}

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	2026-05-18T02:09:07.658891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

658e006d0de521d88d4c2bbe82383f0e0466a5d7238af8a5a6375db97c44b0b3

Aliases

arxiv: 1002.3145 · arxiv_version: 1002.3145v1 · doi: 10.48550/arxiv.1002.3145 · pith_short_12: MWHAA3IN4UQ5 · pith_short_16: MWHAA3IN4UQ5RDKM · pith_short_8: MWHAA3IN

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/MWHAA3IN4UQ5RDKMFO7IEOB7BY \
  | 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: 658e006d0de521d88d4c2bbe82383f0e0466a5d7238af8a5a6375db97c44b0b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec9ad93cb44f11521298d4025e52c9f91dff149da0b038de04eb4aa1b87f0a0a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-16T20:41:56Z",
    "title_canon_sha256": "bf986c04c7ebf66020057b50fa829d92916714578fd2b05cf85490da6ce7d884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3145",
    "kind": "arxiv",
    "version": 1
  }
}