Pith Number

pith:VYIZNYNA

pith:2013:VYIZNYNATN5XRKU6IU2F4K7VDF

not attested not anchored not stored refs pending

Evolution of dwarf galaxies: a dynamical perspective

1), (2) University of Bologna), Federico Lelli (1), Filippo Fraternali (2, Marc Verheijen (1) ((1) University of Groningen

arxiv:1311.4556 v1 · 2013-11-18 · 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{VYIZNYNATN5XRKU6IU2F4K7VDF}

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	2026-05-18T02:57:08.114027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae1196e1a09b7b78aa9e45345e2bf5194996b2418a563dea71fcb7ff94a47a6b

Aliases

arxiv: 1311.4556 · arxiv_version: 1311.4556v1 · doi: 10.48550/arxiv.1311.4556 · pith_short_12: VYIZNYNATN5X · pith_short_16: VYIZNYNATN5XRKU6 · pith_short_8: VYIZNYNA

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/VYIZNYNATN5XRKU6IU2F4K7VDF \
  | 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: ae1196e1a09b7b78aa9e45345e2bf5194996b2418a563dea71fcb7ff94a47a6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "546863f215eca7f474110f31f885b7a18bf8d0054e698e09a7f9670c5048a504",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-18T21:05:40Z",
    "title_canon_sha256": "f6defb0884b143b7c6f8164c89566b9cdfa2671e9b6d5bae11d6445170aaa36f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4556",
    "kind": "arxiv",
    "version": 1
  }
}