Pith Number

pith:3GLUNNCQ

pith:2015:3GLUNNCQYBRVAL6CGYQYIX2HYT

not attested not anchored not stored refs pending

Detection of a Compact Nuclear Radio Source in the Local Group Elliptical Galaxy M32

Feng Yuan, Lor\'ant O. Sjouwerman, Q. Daniel Wang, Qiusheng Gu, Ralph P. Kraft, Yang Yang, Zhiyuan Li

arxiv:1502.03231 v2 · 2015-02-11 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3GLUNNCQYBRVAL6CGYQYIX2HYT}

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.

Cited by

1 paper in Pith

Predicting intermediate-mass black hole formation in star clusters with machine learning

Receipt and verification

First computed	2026-05-18T01:09:50.748499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d99746b450c063502fc23621845f47c4d5465f3c4f660b85fcc11a19d6babc07

Aliases

arxiv: 1502.03231 · arxiv_version: 1502.03231v2 · doi: 10.48550/arxiv.1502.03231 · pith_short_12: 3GLUNNCQYBRV · pith_short_16: 3GLUNNCQYBRVAL6C · pith_short_8: 3GLUNNCQ

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/3GLUNNCQYBRVAL6CGYQYIX2HYT \
  | 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: d99746b450c063502fc23621845f47c4d5465f3c4f660b85fcc11a19d6babc07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31c00b241a5f47505eaa47fa3fcc6a5576837cc22b201233fddb0ac5b69c8108",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-02-11T09:36:05Z",
    "title_canon_sha256": "6c93ff724ec55dee90615959e50a83425599e6d913a82d6ddabeb453070f6434"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03231",
    "kind": "arxiv",
    "version": 2
  }
}