Pith Number

pith:M6WBLUN6

pith:2011:M6WBLUN6ZZXAWWRW7C2PTKNHYN

not attested not anchored not stored refs pending

Ultra-faint dwarf galaxies as a test of early enrichment and metallicity-dependent star formation

Andrey V. Kravtsov, Konstantinos Tassis, Nickolay Y. Gnedin

arxiv:1108.5731 v2 · 2011-08-29 · 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{M6WBLUN6ZZXAWWRW7C2PTKNHYN}

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	2026-05-18T02:00:45.149645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67ac15d1bece6e0b5a36f8b4f9a9a7c3709ae6cafa4976ee942856f80c229094

Aliases

arxiv: 1108.5731 · arxiv_version: 1108.5731v2 · doi: 10.48550/arxiv.1108.5731 · pith_short_12: M6WBLUN6ZZXA · pith_short_16: M6WBLUN6ZZXAWWRW · pith_short_8: M6WBLUN6

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/M6WBLUN6ZZXAWWRW7C2PTKNHYN \
  | 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: 67ac15d1bece6e0b5a36f8b4f9a9a7c3709ae6cafa4976ee942856f80c229094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc0394edef82829f53c4c22eac0dbbcbd0b347e1d98d37644e9f4eca88ca2d42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-08-29T20:00:01Z",
    "title_canon_sha256": "459e1649e9b7ee59dede4cdbd45b28212fd60abc51132bde78ce7c3f2c8c9a98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5731",
    "kind": "arxiv",
    "version": 2
  }
}