Pith Number

pith:KDC2BJDZ

pith:2015:KDC2BJDZYB6ST4HM32N2ZYETR3

not attested not anchored not stored refs pending

Globular clusters as tracers of the halo assembly of nearby central cluster galaxies

(2) Universidad de Concepcion), Garching, Michael Hilker (1), Tom Richtler (2) ((1) ESO

arxiv:1512.07417 v1 · 2015-12-23 · 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{KDC2BJDZYB6ST4HM32N2ZYETR3}

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	2026-05-18T01:23:49.734677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50c5a0a479c07d29f0ecde9bace0938eee04cdcd7cd05d6b3f1165efe7d796cc

Aliases

arxiv: 1512.07417 · arxiv_version: 1512.07417v1 · doi: 10.48550/arxiv.1512.07417 · pith_short_12: KDC2BJDZYB6S · pith_short_16: KDC2BJDZYB6ST4HM · pith_short_8: KDC2BJDZ

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/KDC2BJDZYB6ST4HM32N2ZYETR3 \
  | 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: 50c5a0a479c07d29f0ecde9bace0938eee04cdcd7cd05d6b3f1165efe7d796cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "518f565e42cf3dd974b45abd2d14c1e584d87823c9dadceac3da85e04390ac7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-23T10:20:53Z",
    "title_canon_sha256": "e54689f115dc40492d23dfe165606a6f64f3879ad47389ae45b9223b613bf848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07417",
    "kind": "arxiv",
    "version": 1
  }
}