Pith Number

pith:OUGIQP22

pith:2020:OUGIQP22IVNW6G3TGVCMDQ2VRL

not attested not anchored not stored refs pending

Systematic search for gamma-ray periodicity in active galactic nuclei detected by the Fermi Large Area Telescope

A. Dom\'inguez (UC Madrid), A. Franckowiak, B. Rani, E. Cavazzuti, J. A. Barrio, J. Otero-Santos, M. Ajello, P. Pe\~nil (UC Madrid), R. Nemmen, S. Buson, S. Cutini

arxiv:2002.00805 v2 · 2020-02-03 · 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{OUGIQP22IVNW6G3TGVCMDQ2VRL}

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	2026-07-05T01:14:36.970144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

750c883f5a455b6f1b733544c1c3558ae86151a218b3f39281ec18464b577789

Aliases

arxiv: 2002.00805 · arxiv_version: 2002.00805v2 · doi: 10.48550/arxiv.2002.00805 · pith_short_12: OUGIQP22IVNW · pith_short_16: OUGIQP22IVNW6G3T · pith_short_8: OUGIQP22

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/OUGIQP22IVNW6G3TGVCMDQ2VRL \
  | 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: 750c883f5a455b6f1b733544c1c3558ae86151a218b3f39281ec18464b577789

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cfd21a7b6bf490d9d8af4e827338adf2ce49c3e0bf6e5b24b11c926462bcb84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-02-03T15:01:02Z",
    "title_canon_sha256": "8405e084891a6f9cbab16de06cf7bbc85c47840e371a3940e8e02f6f320da09f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00805",
    "kind": "arxiv",
    "version": 2
  }
}