Pith Number

pith:EF2BSKDI

pith:2018:EF2BSKDI5HHXKJTIORFBNYOWWK

not attested not anchored not stored refs pending

Evolution of galaxy size--stellar mass relation from the Kilo Degree Survey

A. Grado, C. Tortora, C. Vellucci, E. Puddu, E. Valentijn, F. Getman, F. La Barbera, G. Covone, G. Longo, G. Verdoes Kleijn, K. Kuijken, M.A. Raj, M. Brescia, M. Capaccioli, M. Radovich, N.R. Napolitano, N. Roy, S. Cavuoti, V. Amaro

arxiv:1807.06085 v1 · 2018-07-16 · 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{EF2BSKDI5HHXKJTIORFBNYOWWK}

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	2026-05-18T00:10:16.306598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2174192868e9cf752668744a16e1d6b290c2b44259cc4116a03378dcff75c75a

Aliases

arxiv: 1807.06085 · arxiv_version: 1807.06085v1 · doi: 10.48550/arxiv.1807.06085 · pith_short_12: EF2BSKDI5HHX · pith_short_16: EF2BSKDI5HHXKJTI · pith_short_8: EF2BSKDI

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/EF2BSKDI5HHXKJTIORFBNYOWWK \
  | 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: 2174192868e9cf752668744a16e1d6b290c2b44259cc4116a03378dcff75c75a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a41ed1f0aefcd4c4555b26eb2186972cb4af90a2f56d57ca3fd4c6e92c03397",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-16T20:01:08Z",
    "title_canon_sha256": "cd54922a2f6c680fb2372e1634679179f114f33cd48249694efe97216d39b76c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06085",
    "kind": "arxiv",
    "version": 1
  }
}