Pith Number

pith:D4ZLYGZB

pith:2001:D4ZLYGZBL5FPUBQG3YLPKYMCLY

not attested not anchored not stored refs pending

Cracking Open the Window for Strongly Interacting Massive Particles as the Halo Dark Matter

Patrick C. McGuire, Paul J. Steinhardt

arxiv:astro-ph/0105567 v1 · 2001-05-31 · 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{D4ZLYGZBL5FPUBQG3YLPKYMCLY}

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	2026-07-04T14:11:17.215586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f32bc1b215f4afa0606de16f561825e16a6ba100e1b63c1a419bd553862af7a

Aliases

arxiv: astro-ph/0105567 · arxiv_version: astro-ph/0105567v1 · doi: 10.48550/arxiv.astro-ph/0105567 · pith_short_12: D4ZLYGZBL5FP · pith_short_16: D4ZLYGZBL5FPUBQG · pith_short_8: D4ZLYGZB

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/D4ZLYGZBL5FPUBQG3YLPKYMCLY \
  | 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: 1f32bc1b215f4afa0606de16f561825e16a6ba100e1b63c1a419bd553862af7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc4197162c73b17b177753ab7b3b431281584c3a133ab460cc065be665590522",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-05-31T22:26:38Z",
    "title_canon_sha256": "a3ffd4f06208f201efa42e967211033545732e63adf16122541d1423c71b1beb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0105567",
    "kind": "arxiv",
    "version": 1
  }
}