Pith Number

pith:TELVHQ6Z

pith:2013:TELVHQ6ZCL32ZNKAYT3FFRCB7O

not attested not anchored not stored refs pending

Galaxy evolution in groups. USGC U268 and USGC U376 in the Leo cloud

A. Marino, G. Galletta, L. Bianchi, P. Mazzei, R. Rampazzo

arxiv:1309.5031 v1 · 2013-09-19 · 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{TELVHQ6ZCL32ZNKAYT3FFRCB7O}

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	2026-05-18T01:47:35.405493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

991753c3d912f7acb540c4f652c441fb9778a8e39e9283bb993ed350ef94ce2b

Aliases

arxiv: 1309.5031 · arxiv_version: 1309.5031v1 · doi: 10.48550/arxiv.1309.5031 · pith_short_12: TELVHQ6ZCL32 · pith_short_16: TELVHQ6ZCL32ZNKA · pith_short_8: TELVHQ6Z

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/TELVHQ6ZCL32ZNKAYT3FFRCB7O \
  | 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: 991753c3d912f7acb540c4f652c441fb9778a8e39e9283bb993ed350ef94ce2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40378088fbb695427bb2f34fa21dfeb30fb38b54d1943c279c85f5230b9c1a5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-19T15:48:30Z",
    "title_canon_sha256": "18470d4ec60a3442e79918e1e313680a1b06c31f30eb6f9a8fdf6a152d1f825b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5031",
    "kind": "arxiv",
    "version": 1
  }
}