Pith Number

pith:EU4ZMFLH

pith:2013:EU4ZMFLHN5TNETFD6ENI2E25XD

not attested not anchored not stored refs pending

Blue straggler evolution caught in the act in the Large Magellanic Cloud globular cluster Hodge 11

Chengyuan Li, Licai Deng, Richard de Grijs, Xiangkun Liu

arxiv:1304.4312 v1 · 2013-04-16 · 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{EU4ZMFLHN5TNETFD6ENI2E25XD}

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	2026-05-18T01:50:32.382707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25399615676f66d24ca3f11a8d135db8e042453857ca6ea073dd5b42381bffbe

Aliases

arxiv: 1304.4312 · arxiv_version: 1304.4312v1 · doi: 10.48550/arxiv.1304.4312 · pith_short_12: EU4ZMFLHN5TN · pith_short_16: EU4ZMFLHN5TNETFD · pith_short_8: EU4ZMFLH

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/EU4ZMFLHN5TNETFD6ENI2E25XD \
  | 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: 25399615676f66d24ca3f11a8d135db8e042453857ca6ea073dd5b42381bffbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c7d4ed57b4d56496930a3e84c7dcad8db8cd3ecb7dfe229bdb27548f8a70b2e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-16T02:29:13Z",
    "title_canon_sha256": "dbb0669374d70685e3eb12a11276432a91c456e7744f12d51f9cf9f36663820b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4312",
    "kind": "arxiv",
    "version": 1
  }
}