Pith Number

pith:6LTAALVL

pith:2009:6LTAALVLLJ6W37BD2K7HPZQYB4

not attested not anchored not stored refs pending

Feedback and the Formation of Dwarf Galaxy Stellar Halos

(2) University of Washington, (3) UC Irvine), Greg Stinson (1), James Wadsley (1) ((1) McMaster University, Julianne Dalcanton (2), Stephanie Gogarten (2), Tobias Kaufmann (3), Tom Quinn (2)

arxiv:0902.0775 v1 · 2009-02-04 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6LTAALVLLJ6W37BD2K7HPZQYB4}

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	2026-05-18T04:17:03.580837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2e6002eab5a7d6dfc23d2be77e6180f1f92ab2e052bbf0ac9b7785ad2c7c702

Aliases

arxiv: 0902.0775 · arxiv_version: 0902.0775v1 · doi: 10.48550/arxiv.0902.0775 · pith_short_12: 6LTAALVLLJ6W · pith_short_16: 6LTAALVLLJ6W37BD · pith_short_8: 6LTAALVL

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/6LTAALVLLJ6W37BD2K7HPZQYB4 \
  | 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: f2e6002eab5a7d6dfc23d2be77e6180f1f92ab2e052bbf0ac9b7785ad2c7c702

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d592ca6b06208e768488999918741f1c4a86bb3d693b739a07a247320883df0b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-02-04T19:21:41Z",
    "title_canon_sha256": "25cf8e8fda66d3752926f488533cb34ebe6b842608bad620ed7ee5e1eca87119"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.0775",
    "kind": "arxiv",
    "version": 1
  }
}