Pith Number

pith:7AHYIT6G

pith:2011:7AHYIT6GNNIXKPSVE26YFSFFBE

not attested not anchored not stored refs pending

Active Galactic Nucleus Pairs from the Sloan Digital Sky Survey. II. Evidence for Tidally Enhanced Star Formation and Black Hole Accretion

Michael A. Strauss, Xin Liu, Yue Shen

arxiv:1104.0951 v2 · 2011-04-05 · 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{7AHYIT6GNNIXKPSVE26YFSFFBE}

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	2026-05-18T02:02:37.537229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f80f844fc66b51753e5526bd82c8a509136349864b24c11b01f57f07c4e6eccd

Aliases

arxiv: 1104.0951 · arxiv_version: 1104.0951v2 · doi: 10.48550/arxiv.1104.0951 · pith_short_12: 7AHYIT6GNNIX · pith_short_16: 7AHYIT6GNNIXKPSV · pith_short_8: 7AHYIT6G

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/7AHYIT6GNNIXKPSVE26YFSFFBE \
  | 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: f80f844fc66b51753e5526bd82c8a509136349864b24c11b01f57f07c4e6eccd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d1733ff98db5cd01fe2c99d4eecdaa61524ca327748ecb6da198a2dcd0c669a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-05T20:14:55Z",
    "title_canon_sha256": "430dc7014afe57efe25b42264ed43e54acb0b6632c9ceb946a459a6329b0604d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0951",
    "kind": "arxiv",
    "version": 2
  }
}