Pith Number

pith:NB2WDT4T

pith:2013:NB2WDT4TQPGZ6ZS27LTRJBFKFL

not attested not anchored not stored refs pending

The circumnuclear environment of NGC613: a nuclear starburst caught in the act?

A. Lan\c{c}on, C. Ramos Almeida, E. Schinnerer, J. Falc\'on-Barroso, J. H. Knapen, S. Ryder, T. B\"oker

arxiv:1311.2041 v1 · 2013-11-08 · 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{NB2WDT4TQPGZ6ZS27LTRJBFKFL}

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	2026-05-18T01:46:32.809585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

687561cf9383cd9f665afae71484aa2add1ed3c748334fbbf5626fd79a3ddaf6

Aliases

arxiv: 1311.2041 · arxiv_version: 1311.2041v1 · doi: 10.48550/arxiv.1311.2041 · pith_short_12: NB2WDT4TQPGZ · pith_short_16: NB2WDT4TQPGZ6ZS2 · pith_short_8: NB2WDT4T

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/NB2WDT4TQPGZ6ZS27LTRJBFKFL \
  | 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: 687561cf9383cd9f665afae71484aa2add1ed3c748334fbbf5626fd79a3ddaf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "793e8757864ffa76987b896de02c9afb0d3f94efc1d51b92242e989277977bfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-08T19:23:14Z",
    "title_canon_sha256": "11a7f9984e7d262e84c5feaf4a1b537cd35b66418a5d6c56ba9bb6806ff89c56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2041",
    "kind": "arxiv",
    "version": 1
  }
}