Pith Number

pith:SPG2JL2R

pith:2005:SPG2JL2RB6MZYVHK4QTSZEVYJS

not attested not anchored not stored refs pending

Dark Matter from Early Decays

Manoj Kaplinghat (UC Irvine)

arxiv:astro-ph/0507300 v2 · 2005-07-13 · astro-ph · 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{SPG2JL2RB6MZYVHK4QTSZEVYJS}

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.

Cited by

1 paper in Pith

Phases of Dark Matter from Inverse Decays

Receipt and verification

First computed	2026-07-04T15:25:35.379832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93cda4af510f999c54eae4272c92b84cb72f66dd0eca61b2a57babf6e465d75e

Aliases

arxiv: astro-ph/0507300 · arxiv_version: astro-ph/0507300v2 · doi: 10.48550/arxiv.astro-ph/0507300 · pith_short_12: SPG2JL2RB6MZ · pith_short_16: SPG2JL2RB6MZYVHK · pith_short_8: SPG2JL2R

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/SPG2JL2RB6MZYVHK4QTSZEVYJS \
  | 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: 93cda4af510f999c54eae4272c92b84cb72f66dd0eca61b2a57babf6e465d75e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a7da5ac2ed9f58c9e98123c28b009d3e18c7f3ba252c87bf8a7129818b16610",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-13T18:58:02Z",
    "title_canon_sha256": "ba38304f6989d89a5a73ac187b60a743d9b3c068df75a4938d31ac6f989d3c33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507300",
    "kind": "arxiv",
    "version": 2
  }
}