Pith Number

pith:WERC2E42

pith:2019:WERC2E427SKJAMDTCU2554AYFO

not attested not anchored not stored refs pending

The Polycyclic Aromatic Hydrocarbon Mass Fraction on a 10 pc scale in the Magellanic Clouds

Adam Leroy, Bruce Draine, Caroline Bot, Dyas Utomo, I-Da Chiang, Jeremy Chastenet, Karin Sandstrom, Karl Gordon, Kisetsu Tsuge, Toshikazu Onishi, Yasuo Fukui

arxiv:1904.02705 v1 · 2019-04-04 · 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{WERC2E427SKJAMDTCU2554AYFO}

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.

Cited by

1 paper in Pith

Scylla: Observational Evidence for an Order of Magnitude in Dust Mass Opacity Evolution with ISM Density in the Large Magellanic Cloud

Receipt and verification

First computed	2026-05-17T23:46:11.843059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1222d139afc949030731535def0182b9608a305942c64b8ff0f774c0c4a698d

Aliases

arxiv: 1904.02705 · arxiv_version: 1904.02705v1 · doi: 10.48550/arxiv.1904.02705 · pith_short_12: WERC2E427SKJ · pith_short_16: WERC2E427SKJAMDT · pith_short_8: WERC2E42

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/WERC2E427SKJAMDTCU2554AYFO \
  | 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: b1222d139afc949030731535def0182b9608a305942c64b8ff0f774c0c4a698d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f19914e256ecd1b2470a9329d3a82a57b5b337b5e8bb8c28b72c98dac8c9a08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-04T17:59:41Z",
    "title_canon_sha256": "921bcb869b4fac69b8d17f616eb3390db7b15514d09010855e2eced865222d21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02705",
    "kind": "arxiv",
    "version": 1
  }
}