Pith Number

pith:3Q5UF2ZG

pith:2013:3Q5UF2ZGQBTFYRVEBKY5TO564N

not attested not anchored not stored refs pending

An extended main sequence turn-off in the Small Magellanic Cloud star cluster NGC411

Alessandro Bressan, Imants Platais, Jason S. Kalirai, Leandro Kerber, Leo Girardi, Paola Marigo, Paul Goudfrooij, Rupali Chandar, Stefano Rubele, Thomas H. Puzia, Vera Kozhurina-Platais

arxiv:1303.1361 v1 · 2013-03-06 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3Q5UF2ZGQBTFYRVEBKY5TO564N}

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	2026-05-18T01:51:16.215258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc3b42eb2680665c46a40ab1d9bbbee35a56c1b00fe7b0af3f9238c7b29f7c01

Aliases

arxiv: 1303.1361 · arxiv_version: 1303.1361v1 · doi: 10.48550/arxiv.1303.1361 · pith_short_12: 3Q5UF2ZGQBTF · pith_short_16: 3Q5UF2ZGQBTFYRVE · pith_short_8: 3Q5UF2ZG

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/3Q5UF2ZGQBTFYRVEBKY5TO564N \
  | 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: dc3b42eb2680665c46a40ab1d9bbbee35a56c1b00fe7b0af3f9238c7b29f7c01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e0fcb21649f8bfb8f8403adec45cf4f1599e6dfea2af260bf4d6da2d5188d8a",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-03-06T15:47:11Z",
    "title_canon_sha256": "2c16d1489ca60e4abea9953d7a27ddaa75d7e44236abf623e784e4924a7d0594"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1361",
    "kind": "arxiv",
    "version": 1
  }
}