Pith Number

pith:3VDN222I

pith:2019:3VDN222IR6JGROA4TGRDFC2YWK

not attested not anchored not stored refs pending

Stellar population astrophysics (SPA) with the TNG. Characterization of the young open cluster ASCC 123

A. Bragaglia, A. Frasca, A. Vallenari, E. Carretta, E. Oliva, G. Andreuzzi, G. Casali, G. Catanzaro, J. ALonso-Santiago, L. Magrini, L. Origlia, R. Sordo, V. D'Orazi

arxiv:1910.02006 v1 · 2019-10-04 · astro-ph.SR · 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{3VDN222IR6JGROA4TGRDFC2YWK}

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	2026-07-05T00:22:20.148882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd46dd6b488f9268b81c99a2328b58b29cf8a1d9e3ee582002add8b6ea76eca6

Aliases

arxiv: 1910.02006 · arxiv_version: 1910.02006v1 · doi: 10.48550/arxiv.1910.02006 · pith_short_12: 3VDN222IR6JG · pith_short_16: 3VDN222IR6JGROA4 · pith_short_8: 3VDN222I

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/3VDN222IR6JGROA4TGRDFC2YWK \
  | 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: dd46dd6b488f9268b81c99a2328b58b29cf8a1d9e3ee582002add8b6ea76eca6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "759a8c1e2563e548791d2adf28aab9ec7808a5592d0fbcf3b9ab1c2fec577395",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-10-04T16:00:58Z",
    "title_canon_sha256": "e5cc992068bb09c3a87c70199cee9decd26e5142f6b610b28b95ed9b3552c220"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.02006",
    "kind": "arxiv",
    "version": 1
  }
}