Pith Number

pith:XI2KTH7Q

pith:2011:XI2KTH7QW3F2AC2NMYVH6MWW3W

not attested not anchored not stored refs pending

On the origin of the stellar halo and multiple stellar populations in the globular cluster NGC 1851

David Yong, Kenji Bekki

arxiv:1109.4463 v1 · 2011-09-21 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XI2KTH7QW3F2AC2NMYVH6MWW3W}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:00:27.351486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba34a99ff0b6cba00b4d662a7f32d6dd9091741e210f886d702e054fb0457c70

Aliases

arxiv: 1109.4463 · arxiv_version: 1109.4463v1 · doi: 10.48550/arxiv.1109.4463 · pith_short_12: XI2KTH7QW3F2 · pith_short_16: XI2KTH7QW3F2AC2N · pith_short_8: XI2KTH7Q

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/XI2KTH7QW3F2AC2NMYVH6MWW3W \
  | 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: ba34a99ff0b6cba00b4d662a7f32d6dd9091741e210f886d702e054fb0457c70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f3f3e3fdbfcf2a1bd10fb9217c6541a8b08dd515f31321ae1afc659c5b37210",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-21T02:40:02Z",
    "title_canon_sha256": "d078231a41d6b7d9516147774c4d6e53cf1bd93b4b9555764b1170e27d3e8c47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4463",
    "kind": "arxiv",
    "version": 1
  }
}