Pith Number

pith:4CB5CQCW

pith:2014:4CB5CQCWEAHQQXYEXYLYND2JRH

not attested not anchored not stored refs pending

Triggering Active Galactic Nuclei in Hierarchical Galaxy Formation: Disk instability vs. Interactions

A. Lamastra, F. Fiore, M. Gatti, N. Menci

arxiv:1406.7740 v2 · 2014-06-30 · 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{4CB5CQCWEAHQQXYEXYLYND2JRH}

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	2026-05-18T01:42:45.135310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e083d14056200f085f04be17868f4989d986e0ccdebbe155c7b6417ed4ba4428

Aliases

arxiv: 1406.7740 · arxiv_version: 1406.7740v2 · doi: 10.48550/arxiv.1406.7740 · pith_short_12: 4CB5CQCWEAHQ · pith_short_16: 4CB5CQCWEAHQQXYE · pith_short_8: 4CB5CQCW

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/4CB5CQCWEAHQQXYEXYLYND2JRH \
  | 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: e083d14056200f085f04be17868f4989d986e0ccdebbe155c7b6417ed4ba4428

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f63ed894bcd7e44d77a2486407a11b02bd5302dc313bf03de1891310b955fdc2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-06-30T13:56:42Z",
    "title_canon_sha256": "91dfcc1f21b70d39308309ad019356278829c9b8fbb5bae5ca582cbcfc7a3089"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7740",
    "kind": "arxiv",
    "version": 2
  }
}