Pith Number

pith:D7CN26KM

pith:2020:D7CN26KMOLVOVOFPW22AQMM23X

not attested not anchored not stored refs pending

Neutrino dark matter and the Higgs portal: improved freeze-in analysis

Dimitrios Karamitros, Oleg Lebedev, Takashi Toma, Valentina De Romeri

arxiv:2003.12606 v2 · 2020-03-27 · hep-ph · 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{D7CN26KMOLVOVOFPW22AQMM23X}

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	2026-07-05T01:55:49.231697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fc4dd794c72eaeab8afb6b408319addf45aa92d10345a4e740f95e38bb73cdf

Aliases

arxiv: 2003.12606 · arxiv_version: 2003.12606v2 · doi: 10.48550/arxiv.2003.12606 · pith_short_12: D7CN26KMOLVO · pith_short_16: D7CN26KMOLVOVOFP · pith_short_8: D7CN26KM

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/D7CN26KMOLVOVOFPW22AQMM23X \
  | 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: 1fc4dd794c72eaeab8afb6b408319addf45aa92d10345a4e740f95e38bb73cdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76f3660f3706cd3c562abfbd55458df6011130c6ea612e2e7a40732c02856873",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2020-03-27T19:22:06Z",
    "title_canon_sha256": "34a9f8efe45f29b6ab919b9da58c9b9fa2c07edbb9c320e412a58b0e22dea406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12606",
    "kind": "arxiv",
    "version": 2
  }
}