Pith Number

pith:EBZIIVR6

pith:2010:EBZIIVR6FZ2Y3GHQH2M5RADWMM

not attested not anchored not stored refs pending

Recurrent Activity in Active Galactic Nuclei

2), (2) ICRAR, (3) Obserwatorium Astronomiczne, Australia, D.J. Saikia (1, India, M. Jamrozy (3) ((1) NCRA, Poland), TIFR, Uniwersytet Jagiellonski, UWA

arxiv:1002.1841 v1 · 2010-02-09 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBZIIVR6FZ2Y3GHQH2M5RADWMM}

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

2 papers in Pith

Radio Galaxies and Jet Duty Cycles

Citizen Science Research with the Square Kilometre Array Observatory (SKAO)

Receipt and verification

First computed	2026-07-04T17:21:46.247734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

207284563e2e758d98f03e99d8807663102cdf1613489eef6c5e4dd51b40d737

Aliases

arxiv: 1002.1841 · arxiv_version: 1002.1841v1 · doi: 10.48550/arxiv.1002.1841 · pith_short_12: EBZIIVR6FZ2Y · pith_short_16: EBZIIVR6FZ2Y3GHQ · pith_short_8: EBZIIVR6

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/EBZIIVR6FZ2Y3GHQH2M5RADWMM \
  | 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: 207284563e2e758d98f03e99d8807663102cdf1613489eef6c5e4dd51b40d737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4528230fa7061adccedb7790a15b703491f23bad87abcdeabd81d9093262c3cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-09T12:45:59Z",
    "title_canon_sha256": "7fc0003dcbc00c5bec3c7e766797e1d0fa519f89a37af3c11d462d650ba03b05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1841",
    "kind": "arxiv",
    "version": 1
  }
}