Pith Number

pith:KRKPJJEM

pith:2015:KRKPJJEM2QUJWB7G7KYOX4OXQB

not attested not anchored not stored refs pending

Galaxy sizes as a function of environment at intermediate redshift from the ESO Distant Cluster Survey

Alfonso Arag\'on-Salamanca, Benedetta Vulcani, Bianca M. Poggianti, David Maltby, Dennis Zaritsky, Gabriella De Lucia, Kshitija Kelkar, Meghan E. Gray

arxiv:1503.08225 v1 · 2015-03-27 · 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{KRKPJJEM2QUJWB7G7KYOX4OXQB}

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	2026-05-18T01:09:48.894498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5454f4a48cd4289b07e6fab0ebf1d78073220425b1d2206002e8578c111f13d2

Aliases

arxiv: 1503.08225 · arxiv_version: 1503.08225v1 · doi: 10.48550/arxiv.1503.08225 · pith_short_12: KRKPJJEM2QUJ · pith_short_16: KRKPJJEM2QUJWB7G · pith_short_8: KRKPJJEM

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/KRKPJJEM2QUJWB7G7KYOX4OXQB \
  | 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: 5454f4a48cd4289b07e6fab0ebf1d78073220425b1d2206002e8578c111f13d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e4742ac144ea023eecfe0d449cb96aefa97993194afa4694dc6a7341ddf5626",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-03-27T20:48:11Z",
    "title_canon_sha256": "624181370819dacbb3b6fb826f000c0879c4fb8a2b6f3b950580cc989abaacf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08225",
    "kind": "arxiv",
    "version": 1
  }
}