Pith Number

pith:3G6VNFSC

pith:2015:3G6VNFSC4X2DXJKNYLJLW4ENP4

not attested not anchored not stored refs pending

The Starburst-AGN connection: quenching the fire and feeding the beast

Brasil), Chu Zhang-Hu (Nanjing University, Eduardo Telles (OAN, Finland), Jorge Melnick (ESO Santiago, OAN), P. R. China), Rio de Janeiro, Roberto De Propris (FINCA, University of Turku

arxiv:1507.05983 v1 · 2015-07-21 · 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{3G6VNFSC4X2DXJKNYLJLW4ENP4}

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	2026-05-18T01:30:56.024802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9bd569642e5f43ba54dc2d2bb708d7f0c5ad398db8275950da19e397c3b409b

Aliases

arxiv: 1507.05983 · arxiv_version: 1507.05983v1 · doi: 10.48550/arxiv.1507.05983 · pith_short_12: 3G6VNFSC4X2D · pith_short_16: 3G6VNFSC4X2DXJKN · pith_short_8: 3G6VNFSC

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/3G6VNFSC4X2DXJKNYLJLW4ENP4 \
  | 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: d9bd569642e5f43ba54dc2d2bb708d7f0c5ad398db8275950da19e397c3b409b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25eb3422c80560dfc8e5b4cbc6158944de3230f2b229273aae991b8e404e683",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-21T20:39:59Z",
    "title_canon_sha256": "a7b551711fbed1a6c71d7215cb40aecba61c42bb7b92d592d9e41cd9c135dab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05983",
    "kind": "arxiv",
    "version": 1
  }
}