Pith Number

pith:JDSZI3F4

pith:2010:JDSZI3F4KLY2YEXPSNSWYAP2RD

not attested not anchored not stored refs pending

The star cluster - field star connection in nearby spiral galaxies I. Data analysis techniques and application to NGC 4395

E. Silva-Villa, S. S. Larsen (Astronomy Institute, Utrecht University)

arxiv:1003.4626 v1 · 2010-03-24 · 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{JDSZI3F4KLY2YEXPSNSWYAP2RD}

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	2026-05-18T02:08:23.610983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48e5946cbc52f1ac12ef93656c01fa88d25e0f0ab9ff4610d81c04726c80d0b2

Aliases

arxiv: 1003.4626 · arxiv_version: 1003.4626v1 · doi: 10.48550/arxiv.1003.4626 · pith_short_12: JDSZI3F4KLY2 · pith_short_16: JDSZI3F4KLY2YEXP · pith_short_8: JDSZI3F4

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/JDSZI3F4KLY2YEXPSNSWYAP2RD \
  | 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: 48e5946cbc52f1ac12ef93656c01fa88d25e0f0ab9ff4610d81c04726c80d0b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9dbbbcc60161c2d9291fa58a8df68ab48151cda8e80d0e7ad3c6e8d5da5fe4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-24T12:42:47Z",
    "title_canon_sha256": "b59a84d99402b2ff1325e0271e62b9163b70750f7837da5ab4fe7982a7768c03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4626",
    "kind": "arxiv",
    "version": 1
  }
}