Pith Number

pith:3K3ULQDJ

pith:2020:3K3ULQDJH7BCDXF7BXWAWHWHVO

not attested not anchored not stored refs pending

Search for the imprint of axion-like particles in the highest-energy photons of hard $\gamma$-ray blazars

Alberto Dom\'inguez, Galo Gallardo, Gernot Maier, Manuel Meyer, Marcos L\'opez, Rolf Buehler

arxiv:2004.09396 v2 · 2020-04-20 · 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{3K3ULQDJH7BCDXF7BXWAWHWHVO}

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

Lights, Camera, Axion: Tracing Axions from Supernovae in the Diffuse $\gamma$-ray Sky

Receipt and verification

First computed	2026-07-05T01:47:30.406041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dab745c0693fc221dcbf0dec0b1ec7ab9a674d7252ce6a17f3fa1bc82ac78b0c

Aliases

arxiv: 2004.09396 · arxiv_version: 2004.09396v2 · doi: 10.48550/arxiv.2004.09396 · pith_short_12: 3K3ULQDJH7BC · pith_short_16: 3K3ULQDJH7BCDXF7 · pith_short_8: 3K3ULQDJ

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/3K3ULQDJH7BCDXF7BXWAWHWHVO \
  | 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: dab745c0693fc221dcbf0dec0b1ec7ab9a674d7252ce6a17f3fa1bc82ac78b0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e1e63e1424f46a055b3d6e44959f99b35eadbf26cb291738a372b44f184de0d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-04-20T15:50:31Z",
    "title_canon_sha256": "8981eee3ed4d1d6fb99a1e77881f7d0b3a1bf10b85dd456debf2bb4380013b6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.09396",
    "kind": "arxiv",
    "version": 2
  }
}