Pith Number

pith:O43AYEUY

pith:2017:O43AYEUYXJM6PLNB23RC633IZ3

not attested not anchored not stored refs pending

The Structure of the Young Star Cluster NGC 6231. I. Stellar Population

1, 1), 2), 2) ((1) Millenium Institute of Astrophysics, (2) Universidad de Valpara\'iso, (3) Pennsylvania State University, (4) Warsaw University Astronomical Observatory), Eric D. Feigelson (3, Jordanka Borissova (1, Konstantin V. Getman (3), Mariusz Gromadzki (4, Michael A. Kuhn (1, Nicol\'as Medina (1, Radostin Kurtev (1

arxiv:1706.00017 v1 · 2017-05-31 · astro-ph.GA · astro-ph.HE · 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{O43AYEUYXJM6PLNB23RC633IZ3}

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	2026-05-18T00:38:02.367081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77360c1298ba59e7ada1d6e22f6f68cef71228c6c1a1e1688c4cef681a9b4e8f

Aliases

arxiv: 1706.00017 · arxiv_version: 1706.00017v1 · doi: 10.48550/arxiv.1706.00017 · pith_short_12: O43AYEUYXJM6 · pith_short_16: O43AYEUYXJM6PLNB · pith_short_8: O43AYEUY

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/O43AYEUYXJM6PLNB23RC633IZ3 \
  | 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: 77360c1298ba59e7ada1d6e22f6f68cef71228c6c1a1e1688c4cef681a9b4e8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b66c0a9e319f5db2619c5007fbad1aae7f625cb0c891f8ecfbb83d3ad097aae",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-31T18:00:02Z",
    "title_canon_sha256": "f78b09d2784cdc98ab529ccb7c6535edcfd30699abda1032bc86e6d2dadf717a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00017",
    "kind": "arxiv",
    "version": 1
  }
}