Pith Number

pith:XUNX4C5P

pith:2014:XUNX4C5PLNOTJ3FSWNRVLSQREU

not attested not anchored not stored refs pending

Ultrafaint Dwarfs - Star Formation and Chemical Evolution in the Smallest Galaxies

David Webster, Joss Bland-Hawthorn, Ralph Sutherland

arxiv:1409.4768 v2 · 2014-09-16 · 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{XUNX4C5PLNOTJ3FSWNRVLSQREU}

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	2026-05-18T02:38:59.207012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd1b7e0baf5b5d34ecb2b36355ca1125205be50d631728ff5d5cb381f54b00f7

Aliases

arxiv: 1409.4768 · arxiv_version: 1409.4768v2 · doi: 10.48550/arxiv.1409.4768 · pith_short_12: XUNX4C5PLNOT · pith_short_16: XUNX4C5PLNOTJ3FS · pith_short_8: XUNX4C5P

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/XUNX4C5PLNOTJ3FSWNRVLSQREU \
  | 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: bd1b7e0baf5b5d34ecb2b36355ca1125205be50d631728ff5d5cb381f54b00f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d599c2d51e36d4db60982ffb2fcae48b1026c26469b203df8d275e31929e3e65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-16T20:00:09Z",
    "title_canon_sha256": "cd536db0653eb91122078a9ddf85274c702ea01b97d7ab37c577561d95f84d73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4768",
    "kind": "arxiv",
    "version": 2
  }
}