Pith Number

pith:Y4DGYREM

pith:2011:Y4DGYREMJ2BUTIPCRAYUU3M6I2

not attested not anchored not stored refs pending

Alpha Enhancement and the Metallicity Distribution Function of Plaut's Window

Andrew McWilliam, Christian I. Johnson, Elena Valenti, Jon P. Fulbright, R. Michael Rich

arxiv:1103.2143 v1 · 2011-03-10 · 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{Y4DGYREMJ2BUTIPCRAYUU3M6I2}

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	2026-05-18T02:02:54.870739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7066c448c4e8349a1e288314a6d9e4684251d36224e937fcd4dcd0a3b99cb33

Aliases

arxiv: 1103.2143 · arxiv_version: 1103.2143v1 · doi: 10.48550/arxiv.1103.2143 · pith_short_12: Y4DGYREMJ2BU · pith_short_16: Y4DGYREMJ2BUTIPC · pith_short_8: Y4DGYREM

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/Y4DGYREMJ2BUTIPCRAYUU3M6I2 \
  | 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: c7066c448c4e8349a1e288314a6d9e4684251d36224e937fcd4dcd0a3b99cb33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f020aaa3b3d0721aa0a35460732cf6d6fc280690731805f44671dd2d421d4aef",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-03-10T21:23:41Z",
    "title_canon_sha256": "9a33877a17015062931e7460ef5dbd79ca03742628aa03bdef22b4851ce10653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2143",
    "kind": "arxiv",
    "version": 1
  }
}