Pith Number

pith:2QRCXFLR

pith:2019:2QRCXFLRMK5D5D7TAYKEK7XPNB

not attested not anchored not stored refs pending

Hunting for super-heavy dark matter with the highest-energy cosmic rays

Esteban Alcantara, Jorge F. Soriano, Luis A. Anchordoqui

arxiv:1903.05429 v4 · 2019-03-13 · hep-ph · 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{2QRCXFLRMK5D5D7TAYKEK7XPNB}

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	2026-05-17T23:44:54.946901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4222b957162ba3e8ff30614457eef685632599ced37d65694ffd4f4b264e58a

Aliases

arxiv: 1903.05429 · arxiv_version: 1903.05429v4 · doi: 10.48550/arxiv.1903.05429 · pith_short_12: 2QRCXFLRMK5D · pith_short_16: 2QRCXFLRMK5D5D7T · pith_short_8: 2QRCXFLR

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/2QRCXFLRMK5D5D7TAYKEK7XPNB \
  | 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: d4222b957162ba3e8ff30614457eef685632599ced37d65694ffd4f4b264e58a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72f7370c54e6246f460ea66bbaaa0c937ce74d4d69877a4d9017aa84e2f86318",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2019-03-13T11:52:09Z",
    "title_canon_sha256": "57497c910ec820c25362d56e9bcfea9d42d830a4b30742d7f513ed08b58cda8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05429",
    "kind": "arxiv",
    "version": 4
  }
}