Pith Number

pith:H6R7J62B

pith:2019:H6R7J62BL2OUDHSLZE5XH2R3JK

not attested not anchored not stored refs pending

Constraints on the production and escape of ionizing radiation from the emission-line spectra of metal-poor star-forming galaxies

Ad\`ele Plat, Alba Vidal-Garc\'ia, Anna Feltre, Christophe Morisset, Gustavo Bruzual, Helge Todt, Jacopo Chevallard, Stephane Charlot

arxiv:1909.07386 v1 · 2019-09-16 · 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{H6R7J62BL2OUDHSLZE5XH2R3JK}

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	2026-07-05T00:06:59.337941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fa3f4fb415e9d419e4bc93b73ea3b4abeeeedbc124715440365169cb8de8d08

Aliases

arxiv: 1909.07386 · arxiv_version: 1909.07386v1 · doi: 10.48550/arxiv.1909.07386 · pith_short_12: H6R7J62BL2OU · pith_short_16: H6R7J62BL2OUDHSL · pith_short_8: H6R7J62B

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/H6R7J62BL2OUDHSLZE5XH2R3JK \
  | 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: 3fa3f4fb415e9d419e4bc93b73ea3b4abeeeedbc124715440365169cb8de8d08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "835e8ffbbe7e87e272a8eda57794c320b50c10da5c73287b318de6746ca8e608",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-16T18:00:00Z",
    "title_canon_sha256": "0c6cb6ded8bac0cb38bb8e90557899619660cf2b12d8ca900c2bdc332d31d459"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.07386",
    "kind": "arxiv",
    "version": 1
  }
}