Pith Number

pith:JPGTJTK6

pith:2006:JPGTJTK6TWLPBBXD2LGR6ZW33Y

not attested not anchored not stored refs pending

The Stellar Population of Stripped Cluster Spiral NGC 4522: A Local Analog to K+A Galaxies?

Hugh H. Crowl, Jeffrey D.P. Kenney (Yale U.)

arxiv:astro-ph/0608229 v1 · 2006-08-10 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JPGTJTK6TWLPBBXD2LGR6ZW33Y}

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	2026-05-18T04:28:58.081536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bcd34cd5e9d96f086e3d2cd1f66dbde3fa8dfd5fd75bdc1265a68342cf86412

Aliases

arxiv: astro-ph/0608229 · arxiv_version: astro-ph/0608229v1 · doi: 10.48550/arxiv.astro-ph/0608229 · pith_short_12: JPGTJTK6TWLP · pith_short_16: JPGTJTK6TWLPBBXD · pith_short_8: JPGTJTK6

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/JPGTJTK6TWLPBBXD2LGR6ZW33Y \
  | 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: 4bcd34cd5e9d96f086e3d2cd1f66dbde3fa8dfd5fd75bdc1265a68342cf86412

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86688008d42a0526b1c2711eabd4ac7de003ebf9e2b22d05917e0d28996e4388",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-08-10T20:01:34Z",
    "title_canon_sha256": "952df7507ceaa8c0488c09550ae1fc5b68cae9763e68aede8c48d6295e27383e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0608229",
    "kind": "arxiv",
    "version": 1
  }
}