Pith Number

pith:3YZNVHCU

pith:2013:3YZNVHCU65PFDZHH7LHBY2WLYQ

not attested not anchored not stored refs pending

Properties of young star cluster systems: the age signature from near-infrared integrated colours

H. Dottori, J. F. C. Santos Jr., P. Grosb{\o}l

arxiv:1304.3499 v1 · 2013-04-11 · 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{3YZNVHCU65PFDZHH7LHBY2WLYQ}

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	2026-05-18T01:50:33.613632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de32da9c54f75e51e4e7face1c6acbc40845967c668a20981502dc9ff8de56a0

Aliases

arxiv: 1304.3499 · arxiv_version: 1304.3499v1 · doi: 10.48550/arxiv.1304.3499 · pith_short_12: 3YZNVHCU65PF · pith_short_16: 3YZNVHCU65PFDZHH · pith_short_8: 3YZNVHCU

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/3YZNVHCU65PFDZHH7LHBY2WLYQ \
  | 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: de32da9c54f75e51e4e7face1c6acbc40845967c668a20981502dc9ff8de56a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4782fbde2122e2b806ea673044ca0d19f908d475dce6c7df62ba755d0d2b159e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-11T22:15:40Z",
    "title_canon_sha256": "943ab0b6d41e8cf0c7eb13c640f94ad816ca8f31b7a342bfd7973d0175b928e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3499",
    "kind": "arxiv",
    "version": 1
  }
}