Pith Number

pith:J7MKCHZ4

pith:2018:J7MKCHZ4VAV74HC53MYOGUKGLO

not attested not anchored not stored refs pending

Galaxy Formation in Sterile Neutrino Dark Matter Models

A. Grazian, A. Lamastra, F. Calura, M. Castellano, N. Menci, P. Santini

arxiv:1801.03697 v2 · 2018-01-11 · astro-ph.CO · astro-ph.GA · 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{J7MKCHZ4VAV74HC53MYOGUKGLO}

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	2026-05-18T00:22:56.748937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fd8a11f3ca82bfe1c5ddb30e351465b8d70ab30f31921ecefc5f2c64db6b166

Aliases

arxiv: 1801.03697 · arxiv_version: 1801.03697v2 · doi: 10.48550/arxiv.1801.03697 · pith_short_12: J7MKCHZ4VAV7 · pith_short_16: J7MKCHZ4VAV74HC5 · pith_short_8: J7MKCHZ4

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/J7MKCHZ4VAV74HC53MYOGUKGLO \
  | 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: 4fd8a11f3ca82bfe1c5ddb30e351465b8d70ab30f31921ecefc5f2c64db6b166

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f56ba2d3baf5a634548c76e1326efc2ffd917cc9044276feacdfc46f2133961",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-01-11T10:20:32Z",
    "title_canon_sha256": "bcfe9a9617ecc431576c4d5739301f47b150d6f547cfc8cacef921a52e54cc9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03697",
    "kind": "arxiv",
    "version": 2
  }
}