Pith Number

pith:XQHVADCG

pith:2022:XQHVADCG4BUUI4LWLEBEQJXFBK

not attested not anchored not stored refs pending

Properties of the Lowest Metallicity Galaxies Over the Redshift Range z = 0.2 to z = 1

Amy J. Barger, Anthony J. Taylor, Isaac H. Laseter, Lennox L. Cowie

arxiv:2207.09463 v2 · 2022-07-19 · 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{XQHVADCG4BUUI4LWLEBEQJXFBK}

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	2026-07-05T04:56:18.919269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc0f500c46e06944717659024826e50a82bc30fb84176b82f9b5ffa057fd285c

Aliases

arxiv: 2207.09463 · arxiv_version: 2207.09463v2 · doi: 10.48550/arxiv.2207.09463 · pith_short_12: XQHVADCG4BUU · pith_short_16: XQHVADCG4BUUI4LW · pith_short_8: XQHVADCG

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/XQHVADCG4BUUI4LWLEBEQJXFBK \
  | 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: bc0f500c46e06944717659024826e50a82bc30fb84176b82f9b5ffa057fd285c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ad6e05ff899ae4845e0c69cb24fcf9a5024b7742c0833fd8dbd085111b3e63",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-07-19T18:00:00Z",
    "title_canon_sha256": "f6eeee10532b6ea108bb9fd4d90d554b4c9a4d31827df256c0b145ca473a5790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.09463",
    "kind": "arxiv",
    "version": 2
  }
}