Pith Number

pith:O7NW27UK

pith:2009:O7NW27UKJLPZC7UMDRAYQRANAL

not attested not anchored not stored refs pending

Metal enrichment of the intracluster medium: SN-driven galactic winds

Dieter Breitschwerdt, Verena Baumgartner

arxiv:0908.1309 v1 · 2009-08-10 · 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{O7NW27UKJLPZC7UMDRAYQRANAL}

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	2026-05-18T02:12:36.112744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77db6d7e8a4adf917e8c1c4188440d02e302a936c390720103b4883bfd2606e7

Aliases

arxiv: 0908.1309 · arxiv_version: 0908.1309v1 · doi: 10.48550/arxiv.0908.1309 · pith_short_12: O7NW27UKJLPZ · pith_short_16: O7NW27UKJLPZC7UM · pith_short_8: O7NW27UK

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/O7NW27UKJLPZC7UMDRAYQRANAL \
  | 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: 77db6d7e8a4adf917e8c1c4188440d02e302a936c390720103b4883bfd2606e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0f62decf835c18981bacff5a1e325b37ad4a3116b53a60dc031945c0591be62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-08-10T12:31:31Z",
    "title_canon_sha256": "d730209a52ea56c2f0af2ad8c1214dd400bf9e14e87f29a48ee564122ec0feb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1309",
    "kind": "arxiv",
    "version": 1
  }
}