Pith Number

pith:ECGBNXAU

pith:2018:ECGBNXAUCDG63ZVRXEZWGF3JCQ

not attested not anchored not stored refs pending

Improved limit on axion-like particles from gamma-ray data on Perseus cluster

A. Neronov, A. Santangelo, D. Malyshev, D. Semikoz, J. Jochum

arxiv:1805.04388 v1 · 2018-05-11 · astro-ph.HE · 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{ECGBNXAUCDG63ZVRXEZWGF3JCQ}

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	2026-05-18T00:16:12.643225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

208c16dc1410cdede6b1b933631769140a52dd7713abbcea4a0f0d4e2d4c8990

Aliases

arxiv: 1805.04388 · arxiv_version: 1805.04388v1 · doi: 10.48550/arxiv.1805.04388 · pith_short_12: ECGBNXAUCDG6 · pith_short_16: ECGBNXAUCDG63ZVR · pith_short_8: ECGBNXAU

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/ECGBNXAUCDG63ZVRXEZWGF3JCQ \
  | 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: 208c16dc1410cdede6b1b933631769140a52dd7713abbcea4a0f0d4e2d4c8990

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5004bd43f377ce6ff8e316c7fe6f7106398d82bfc8d7c4e7152222e6689c33f1",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-11T13:25:57Z",
    "title_canon_sha256": "789b1d733d71e438bb4245ab28e7a2c57683fe4cb5452b6f7485d283e109fd62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04388",
    "kind": "arxiv",
    "version": 1
  }
}