Pith Number

pith:523FUVSY

pith:2020:523FUVSY3E3NEXELQBPCQQOCEI

not attested not anchored not stored refs pending

Environmental Dependence of Galactic Properties Traced by Ly$\alpha$ Forest Absorption: Diversity among Galaxy Populations

Haruka Kusakabe, Ikkoh Shimizu, Kazuhiro Shimasaku, Kentaro Motohara, Kentaro Nagamine, Kimihiko Nakajima, Lee Spitler, Makoto Ando, Nobunari Kashikawa, Rieko Momose, Yasunori Terao

arxiv:2002.07335 v2 · 2020-02-18 · 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{523FUVSY3E3NEXELQBPCQQOCEI}

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	2026-07-05T02:23:04.963973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeb65a5658d936d25c8b805e2841c222360031e7513fff9072ba75a923278afd

Aliases

arxiv: 2002.07335 · arxiv_version: 2002.07335v2 · doi: 10.48550/arxiv.2002.07335 · pith_short_12: 523FUVSY3E3N · pith_short_16: 523FUVSY3E3NEXEL · pith_short_8: 523FUVSY

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/523FUVSY3E3NEXELQBPCQQOCEI \
  | 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: eeb65a5658d936d25c8b805e2841c222360031e7513fff9072ba75a923278afd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70a14e00667ab437174ee509585fe001b59e0a650660715743770616704bac23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-02-18T02:06:27Z",
    "title_canon_sha256": "f5a05eebced5404d97a1c1bd9ee6cc260ed921eff5cc8a8e312518c78f182726"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.07335",
    "kind": "arxiv",
    "version": 2
  }
}