Pith Number

pith:L4W4PNHR

pith:2016:L4W4PNHRILQTHMYWFQH5UVULLL

not attested not anchored not stored refs pending

Cumulative neutrino background from quasar-driven outflows

Abraham Loeb, Xiawei Wang

arxiv:1607.06476 v2 · 2016-07-21 · astro-ph.HE · 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{L4W4PNHRILQTHMYWFQH5UVULLL}

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	2026-05-18T00:55:13.118589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f2dc7b4f142e133b3162c0fda568b5adbddb39111b68b3cc2da8e3a7cd1728b

Aliases

arxiv: 1607.06476 · arxiv_version: 1607.06476v2 · doi: 10.48550/arxiv.1607.06476 · pith_short_12: L4W4PNHRILQT · pith_short_16: L4W4PNHRILQTHMYW · pith_short_8: L4W4PNHR

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/L4W4PNHRILQTHMYWFQH5UVULLL \
  | 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: 5f2dc7b4f142e133b3162c0fda568b5adbddb39111b68b3cc2da8e3a7cd1728b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd3abbc7362e65ff8e5f2fa4c7d4db139900fea992d89ee9720d920f21dccb4e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-07-21T20:02:11Z",
    "title_canon_sha256": "218639eb039adf91e0a6914a11f61035dad3f331ef18516906da1c9649613110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06476",
    "kind": "arxiv",
    "version": 2
  }
}