Pith Number

pith:DOLCVPEO

pith:2013:DOLCVPEO7MF7PLW2OPRSHTARJM

not attested not anchored not stored refs pending

Time-Varying Nuclear Decay Parameters and Dark Matter

Daniel Javorsek II, Ephraim Fischbach, Jere H. Jenkins, John T. Gruenwald, Jonathan Nistor, Robert H. Lee

arxiv:1307.7620 v2 · 2013-07-29 · hep-ph · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DOLCVPEO7MF7PLW2OPRSHTARJM}

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	2026-05-18T00:37:37.320227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b962abc8efb0bf7aeda73e323cc114b3b553ea5bd9ec618c64f9a8ea9e491ca

Aliases

arxiv: 1307.7620 · arxiv_version: 1307.7620v2 · doi: 10.48550/arxiv.1307.7620 · pith_short_12: DOLCVPEO7MF7 · pith_short_16: DOLCVPEO7MF7PLW2 · pith_short_8: DOLCVPEO

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/DOLCVPEO7MF7PLW2OPRSHTARJM \
  | 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: 1b962abc8efb0bf7aeda73e323cc114b3b553ea5bd9ec618c64f9a8ea9e491ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af158b3c631da350b07704add8b774a7ceaa2ef6644807f6c17f43ac59780a69",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2013-07-29T15:44:50Z",
    "title_canon_sha256": "b55cb9057f11cabbf444bfe9dda85b9878fb23dc5dbf6609019515c59768807e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7620",
    "kind": "arxiv",
    "version": 2
  }
}