Pith Number

pith:LWSY5B7H

pith:2016:LWSY5B7HQW2IDEO3V53JUC2T7Y

not attested not anchored not stored refs pending

Physics of Galactic Metals: Evolutionary Effects due to Production, Distribution, Feedback & Interaction with Black Holes

Alejandro N\'u\~nez, Chia-Yu Hu, Ena Choi, Jeremiah P. Ostriker, Ludwig Oser, Michaela Hirschmann, Rachel S. Somerville, Thorsten Naab

arxiv:1610.09389 v2 · 2016-10-28 · 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{LWSY5B7HQW2IDEO3V53JUC2T7Y}

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	2026-05-18T00:39:39.774794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5da58e87e785b48191dbaf769a0b53fe0f196a679e00f2ea2f87bd71836e1e63

Aliases

arxiv: 1610.09389 · arxiv_version: 1610.09389v2 · doi: 10.48550/arxiv.1610.09389 · pith_short_12: LWSY5B7HQW2I · pith_short_16: LWSY5B7HQW2IDEO3 · pith_short_8: LWSY5B7H

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/LWSY5B7HQW2IDEO3V53JUC2T7Y \
  | 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: 5da58e87e785b48191dbaf769a0b53fe0f196a679e00f2ea2f87bd71836e1e63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c62c35926fbc5b1f9462139a5a805f4394dea3ae6d423f5fbac2b143b5887bea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-28T20:14:31Z",
    "title_canon_sha256": "ae4bfe2de7d6e8d15a1f37e1df1ccee4436f1eb82b8fd3ba993c0da46c627cea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09389",
    "kind": "arxiv",
    "version": 2
  }
}