Pith Number

pith:VXTQUN5T

pith:2010:VXTQUN5TMVX6F4SQPRHVESEEFZ

not attested not anchored not stored refs pending

The Correlations between the Intrinsic Colors and Spectroscopic Metallicities of M31 Globular Clusters

2), 2)((1)National Astronomical Observatories, (2) Key Laboratory of Optical Astronomy, Chinese Academy of Sciences, Chinese Academy of Sciences), Jun Ma(1, National Astronomical Observatories, Xu Zhou(1, Zhaoji Jiang(1, Zhou Fan(1

arxiv:1004.1002 v1 · 2010-04-07 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXTQUN5TMVX6F4SQPRHVESEEFZ}

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	2026-05-18T02:08:13.980343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ade70a37b3656fe2f2507c4f5248842e433e03c51c9e1b6f04b50b2fef656714

Aliases

arxiv: 1004.1002 · arxiv_version: 1004.1002v1 · doi: 10.48550/arxiv.1004.1002 · pith_short_12: VXTQUN5TMVX6 · pith_short_16: VXTQUN5TMVX6F4SQ · pith_short_8: VXTQUN5T

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/VXTQUN5TMVX6F4SQPRHVESEEFZ \
  | 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: ade70a37b3656fe2f2507c4f5248842e433e03c51c9e1b6f04b50b2fef656714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b7c9b8b23dbd172e525d74b7d3f68dd7658bc96eadd871907f8906d12472379",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-07T05:24:14Z",
    "title_canon_sha256": "b053676a6f43911cd6d032f279b8fc8c04f13bb8873ceb9c3ff77e1ceb7dbe45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1002",
    "kind": "arxiv",
    "version": 1
  }
}