Pith Number

pith:FRF2DRRK

pith:2019:FRF2DRRKNSHNQLQPEA2B3KZR46

not attested not anchored not stored refs pending

A Variant Stellar-to-nebular Dust Attenuation Ratio on Subgalactic and Galactic Scales

Xu Kong (USTC), Zesen Lin

arxiv:1912.01851 v2 · 2019-12-04 · 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{FRF2DRRKNSHNQLQPEA2B3KZR46}

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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

1 paper in Pith

Mapping Dust Attenuation at Kiloparsec Scales. III. The 2175\AA\ Bump

Receipt and verification

First computed	2026-07-05T00:33:23.185047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4ba1c62a6c8ed82e0f20341dab31e7b0e9d78ab7e5da1755ddfa898bb97910

Aliases

arxiv: 1912.01851 · arxiv_version: 1912.01851v2 · doi: 10.48550/arxiv.1912.01851 · pith_short_12: FRF2DRRKNSHN · pith_short_16: FRF2DRRKNSHNQLQP · pith_short_8: FRF2DRRK

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/FRF2DRRKNSHNQLQPEA2B3KZR46 \
  | 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: 2c4ba1c62a6c8ed82e0f20341dab31e7b0e9d78ab7e5da1755ddfa898bb97910

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12ab53c0c010bf88ef532622778d02d2229ef339cfcd0f722533355eabcffb17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-04T08:40:36Z",
    "title_canon_sha256": "996997a1663db37ad356f9314d584c4974a8a33529c888ded68ee0f93b23d968"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.01851",
    "kind": "arxiv",
    "version": 2
  }
}