Pith Number

pith:7LBRNV4S

pith:2019:7LBRNV4S6IKG7RWQBOK4MNHIGL

not attested not anchored not stored refs pending

Extragalactic neutrinos as tracers of Dark Matter?

Ana V. Penacchioni, Osvaldo Civitarese

arxiv:1904.04355 v1 · 2019-04-08 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LBRNV4S6IKG7RWQBOK4MNHIGL}

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	2026-07-05T01:03:58.681277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fac316d792f2146fc6d00b95c634e832ce0bf720e480adf881ff62fc0b4c1e1b

Aliases

arxiv: 1904.04355 · arxiv_version: 1904.04355v1 · doi: 10.48550/arxiv.1904.04355 · pith_short_12: 7LBRNV4S6IKG · pith_short_16: 7LBRNV4S6IKG7RWQ · pith_short_8: 7LBRNV4S

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/7LBRNV4S6IKG7RWQBOK4MNHIGL \
  | 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: fac316d792f2146fc6d00b95c634e832ce0bf720e480adf881ff62fc0b4c1e1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e33b3df06acebc55aa38f95454fd8e14813fabaf539115db25fab940258c0aa8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-08T21:05:05Z",
    "title_canon_sha256": "3d8ae0e58f2de3c665aca6cbcc2dabda8851d3532d5cd0d4797adc94ccd88597"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04355",
    "kind": "arxiv",
    "version": 1
  }
}