Pith Number

pith:D4U4YX53

pith:2011:D4U4YX53LXVSJXNXLAQB5DXKFC

not attested not anchored not stored refs pending

Heavy sterile neutrinos, entropy and relativistic energy production, and the relic neutrino background

Alexander Kusenko, Chad T. Kishimoto, George M. Fuller

arxiv:1110.6479 v1 · 2011-10-28 · 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{D4U4YX53LXVSJXNXLAQB5DXKFC}

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	2026-05-18T04:09:55.628039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f29cc5fbb5deb24ddb758201e8eea288c2326df2cbf8ad7991ab84f98ca9916

Aliases

arxiv: 1110.6479 · arxiv_version: 1110.6479v1 · doi: 10.48550/arxiv.1110.6479 · pith_short_12: D4U4YX53LXVS · pith_short_16: D4U4YX53LXVSJXNX · pith_short_8: D4U4YX53

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/D4U4YX53LXVSJXNXLAQB5DXKFC \
  | 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: 1f29cc5fbb5deb24ddb758201e8eea288c2326df2cbf8ad7991ab84f98ca9916

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63456c67c479833814f5b5ff14038f4223edc912c763c030e9ecfc2988ee49ed",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-28T22:26:13Z",
    "title_canon_sha256": "c8615e2d32534098c35cec6d3bfbcf6bf0ceedc3381a55e4479bcc363c3f8877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6479",
    "kind": "arxiv",
    "version": 1
  }
}