Pith Number

pith:H4SDYUK7

pith:2020:H4SDYUK7RHUFILSNONHYKTJ3MT

not attested not anchored not stored refs pending

Constraints on a mixed model of dark matter particles and primordial black holes from the Galactic 511 keV line

Rong-Gen Cai, Xing-Yu Yang, Yu-Chen Ding, Yu-Feng Zhou

arxiv:2007.11804 v3 · 2020-07-23 · astro-ph.CO · gr-qc · 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{H4SDYUK7RHUFILSNONHYKTJ3MT}

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.

Cited by

1 paper in Pith

Ultralight dark matter mixed with primordial black holes

Receipt and verification

First computed	2026-07-05T02:24:10.454826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f243c515f89e8542e4d734f854d3b64da65ed597330fb0340aea32fbb5d7e90

Aliases

arxiv: 2007.11804 · arxiv_version: 2007.11804v3 · doi: 10.48550/arxiv.2007.11804 · pith_short_12: H4SDYUK7RHUF · pith_short_16: H4SDYUK7RHUFILSN · pith_short_8: H4SDYUK7

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/H4SDYUK7RHUFILSNONHYKTJ3MT \
  | 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: 3f243c515f89e8542e4d734f854d3b64da65ed597330fb0340aea32fbb5d7e90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ccf38953ec0e2dff58a93b3e3f59d3700f4ccb91af85bf8c12b6676804eae87",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-07-23T05:41:42Z",
    "title_canon_sha256": "9e0eaffe5f6df69a34934bdbe5cfc66d7e25b366b7eaafd8de4e93cde96789b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.11804",
    "kind": "arxiv",
    "version": 3
  }
}