Pith Number

pith:BYL4BJO6

pith:2010:BYL4BJO6MDGACJUIZQ6BEJ4HN6

not attested not anchored not stored refs pending

ISM enrichment and local pollution in dwarf galaxies

Daniel Kunth, Vianney Lebouteiller

arxiv:1010.2154 v1 · 2010-10-11 · astro-ph.CO · 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{BYL4BJO6MDGACJUIZQ6BEJ4HN6}

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	2026-05-18T02:05:06.542427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e17c0a5de60cc012688cc3c1227876fa3aa0e9040a6a98114e4b2f8e9a0d55e

Aliases

arxiv: 1010.2154 · arxiv_version: 1010.2154v1 · doi: 10.48550/arxiv.1010.2154 · pith_short_12: BYL4BJO6MDGA · pith_short_16: BYL4BJO6MDGACJUI · pith_short_8: BYL4BJO6

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/BYL4BJO6MDGACJUIZQ6BEJ4HN6 \
  | 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: 0e17c0a5de60cc012688cc3c1227876fa3aa0e9040a6a98114e4b2f8e9a0d55e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f54260e184b2bf72c4ec09f864f514b44189cf143ca076060eef7a8849e9a62a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-11T16:42:48Z",
    "title_canon_sha256": "9e74e4a7eb08b0e372bad578fedb0e6e1ef604eb8c4d1af24fe76e6f77f31dfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2154",
    "kind": "arxiv",
    "version": 1
  }
}