Pith Number

pith:CJQB5YNQ

pith:2023:CJQB5YNQXHHGV2LG37MGO65HXL

not attested not anchored not stored refs pending

Decaying Dark Matter and the Hubble Tension

Andreas Nygaard, Emil Brinch Holm, Steen Hannestad, Thomas Tram

arxiv:2307.00418 v1 · 2023-07-01 · astro-ph.CO · 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{CJQB5YNQXHHGV2LG37MGO65HXL}

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	2026-07-05T06:26:55.932785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12601ee1b0b9ce6ae966dfd8677ba7bad1739d480423baaf74337da6a4e4108c

Aliases

arxiv: 2307.00418 · arxiv_version: 2307.00418v1 · doi: 10.48550/arxiv.2307.00418 · pith_short_12: CJQB5YNQXHHG · pith_short_16: CJQB5YNQXHHGV2LG · pith_short_8: CJQB5YNQ

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/CJQB5YNQXHHGV2LG37MGO65HXL \
  | 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: 12601ee1b0b9ce6ae966dfd8677ba7bad1739d480423baaf74337da6a4e4108c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "743ec6b5d9b3cdefc767719e4d0e5b7b96532d56230d5cfe1cced36479d0107e",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2023-07-01T20:02:28Z",
    "title_canon_sha256": "670a721ae5ed6cf504b8a1229d2fc3fc830c4803090d7babe82556062b7cc420"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.00418",
    "kind": "arxiv",
    "version": 1
  }
}