Pith Number

pith:DX3KG4LP

pith:2024:DX3KG4LPMDNRE3P45P62CTH2Z2

not attested not anchored not stored refs pending

The extremes of AGN variability: outbursts, deep fades, changing looks, exceptional spectral states, and semi-periodicities

A.B. Kovacevic, A. Kraus, D. De Cicco, D. Grupe, D. Ilic, E. Bon, F. Iacob, J. Kovacevic Dojcinovic, K.K. Gupta, L.C. Popovic, M. Pannikkote, M.S. Dimitrijevic, N. Bon, P. Marziani, S. Komossa, S. Marceta-Mandic, V.A. Sreckovic, V. Petrecca, Z. Haiman

arxiv:2408.00089 v1 · 2024-07-31 · astro-ph.HE · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DX3KG4LPMDNRE3P45P62CTH2Z2}

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	2026-07-05T08:50:45.027842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1df6a3716f60db126dfcebfda14cfaceb7187784658091f12ba0a46158ef3d37

Aliases

arxiv: 2408.00089 · arxiv_version: 2408.00089v1 · doi: 10.48550/arxiv.2408.00089 · pith_short_12: DX3KG4LPMDNR · pith_short_16: DX3KG4LPMDNRE3P4 · pith_short_8: DX3KG4LP

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/DX3KG4LPMDNRE3P45P62CTH2Z2 \
  | 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: 1df6a3716f60db126dfcebfda14cfaceb7187784658091f12ba0a46158ef3d37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff688bf4a74aceff529ae2daa9e0e45ef023542f3e579e996bb10936d1ceaa10",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-07-31T18:06:11Z",
    "title_canon_sha256": "e153534060bebc422837424450d9cfcd7082ae79433a066e291fc1e8ec60f8cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.00089",
    "kind": "arxiv",
    "version": 1
  }
}