Pith Number

pith:CCS2QTSN

pith:2013:CCS2QTSNMXLFHC7NGXEOIY5ORA

not attested not anchored not stored refs pending

What determines the grain size distribution in galaxies?

Hiroyuki Hirashita, Ryosuke S. Asano, Takaya Nozawa, Tsutomu T. Takeuchi

arxiv:1303.5528 v1 · 2013-03-22 · astro-ph.GA

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

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.

Cited by

2 papers in Pith

Massive Galaxies Form Early and Gray: Stellar Assembly and Dust Attenuation at $\mathbf{z>3.5}$ from CAPERS

A Measure-Theoretic Transport Formulation of Galaxy Evolution on the Galaxy Manifold: Geometric Constraints

Receipt and verification

First computed	2026-05-18T01:50:59.625329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10a5a84e4d65d6538bed35c8e463ae880353bb176fbd5ddd93d68da22fe67470

Aliases

arxiv: 1303.5528 · arxiv_version: 1303.5528v1 · doi: 10.48550/arxiv.1303.5528 · pith_short_12: CCS2QTSNMXLF · pith_short_16: CCS2QTSNMXLFHC7N · pith_short_8: CCS2QTSN

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/CCS2QTSNMXLFHC7NGXEOIY5ORA \
  | 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: 10a5a84e4d65d6538bed35c8e463ae880353bb176fbd5ddd93d68da22fe67470

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8c21e7639f4b7358d45b58a8a2c912f769d2b8142f81d6d06895229558bf52b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-03-22T06:44:52Z",
    "title_canon_sha256": "f3b93cbc45edbeb309699e6613490390f2f904fe3fb763e085215b295a02c900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5528",
    "kind": "arxiv",
    "version": 1
  }
}