Pith Number

pith:4WQLJB5X

pith:2013:4WQLJB5XQWJG5TH3FJKQXFBDXJ

not attested not anchored not stored refs pending

Feeding and Feedback in the Inner Kiloparsec of the Active Galaxy NGC2110

(2) Universidad de Concepc\'ion, (3) Rochester Institute of Technology, (4) Universidade Federal de Santa Maria), Allan Schnorr-M\"uller (1), Andrew Robinson (3), Davide Lena (3), Guilherme S. Couto (1) ((1) Universidade Federal do Rio Grande do Sul, Neil M. Nagar (2), Rogemar A. Riffel (4), Thaisa Storchi-Bergmann (1)

arxiv:1310.7916 v1 · 2013-10-29 · 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{4WQLJB5XQWJG5TH3FJKQXFBDXJ}

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	2026-05-18T01:46:47.722643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5a0b487b785926eccfb2a550b9423ba588eee409ed9178c1d536901772b971a

Aliases

arxiv: 1310.7916 · arxiv_version: 1310.7916v1 · doi: 10.48550/arxiv.1310.7916 · pith_short_12: 4WQLJB5XQWJG · pith_short_16: 4WQLJB5XQWJG5TH3 · pith_short_8: 4WQLJB5X

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/4WQLJB5XQWJG5TH3FJKQXFBDXJ \
  | 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: e5a0b487b785926eccfb2a550b9423ba588eee409ed9178c1d536901772b971a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63c1027cf4cfe102c741cc20a7b13745902ff611a00b19211cc945cf2b718d4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-29T18:40:13Z",
    "title_canon_sha256": "80ce374ff712f3aac0296aaa58a4efb916a0ea0ea0538c8b06f08cc6caa292af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7916",
    "kind": "arxiv",
    "version": 1
  }
}