Pith Number

pith:JAQ5J5E3

pith:2019:JAQ5J5E3VV5CU5IEQCATIRQSHO

not attested not anchored not stored refs pending

The Fourth Catalog of Active Galactic Nuclei Detected by the Fermi Large Area Telescope

The Fermi-LAT Collaboration

arxiv:1905.10771 v3 · 2019-05-26 · 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{JAQ5J5E3VV5CU5IEQCATIRQSHO}

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

A Tentative Double Excess in the Gamma-Ray Spectrum of the Fermi Blazar 4FGL J0604.9-0000

Receipt and verification

First computed	2026-07-05T01:47:11.327019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4821d4f49bad7a2a750480813446123b99f4df2645b4aaacb24d1d916ea94b77

Aliases

arxiv: 1905.10771 · arxiv_version: 1905.10771v3 · doi: 10.48550/arxiv.1905.10771 · pith_short_12: JAQ5J5E3VV5C · pith_short_16: JAQ5J5E3VV5CU5IE · pith_short_8: JAQ5J5E3

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/JAQ5J5E3VV5CU5IEQCATIRQSHO \
  | 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: 4821d4f49bad7a2a750480813446123b99f4df2645b4aaacb24d1d916ea94b77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6a669f69dca5c9cba668003f98c9bffd01fa0cd6d854801feca2f08d8e0ff1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-05-26T09:51:57Z",
    "title_canon_sha256": "9072a7f1136dd85711cfe9c9e002fa19cb5ca088a5b152a8527854563405e0b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10771",
    "kind": "arxiv",
    "version": 3
  }
}