Pith Number

pith:DDZ3GJQQ

pith:2014:DDZ3GJQQCDI37CKQQ55P2Y6OBI

not attested not anchored not stored refs pending

Young stars in an old bulge: a natural outcome of internal evolution in the Milky Way

D.R. Cole, J.A. Johnson, K. Freeman, M. Ness, R. Roskar, S. Feltzing, T. Bensby, Victor.P. Debattista

arxiv:1401.0541 v1 · 2014-01-02 · 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{DDZ3GJQQCDI37CKQQ55P2Y6OBI}

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	2026-05-18T01:45:34.365539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f3b3261010d1bf8950877afd63ce0a0726993e2d0adbdab28b5cd2932ad2a0

Aliases

arxiv: 1401.0541 · arxiv_version: 1401.0541v1 · doi: 10.48550/arxiv.1401.0541 · pith_short_12: DDZ3GJQQCDI3 · pith_short_16: DDZ3GJQQCDI37CKQ · pith_short_8: DDZ3GJQQ

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/DDZ3GJQQCDI37CKQQ55P2Y6OBI \
  | 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: 18f3b3261010d1bf8950877afd63ce0a0726993e2d0adbdab28b5cd2932ad2a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cabb05bc7bf3c475cb906e75152debedd074a3505efac2909b0365100e218c62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-01-02T21:01:05Z",
    "title_canon_sha256": "2f727c7f1a2217a46fcf256fae7a0a3517063ab23edec10b1b2a893c58d2dea7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0541",
    "kind": "arxiv",
    "version": 1
  }
}