Pith Number

pith:PS23PJON

pith:2022:PS23PJON477ES6OHMAMDZQAWA5

not attested not anchored not stored refs pending

The COS CGM Compendium. IV. Effects of Varying Ionization Backgrounds on Metallicity Determinations in the z < 1 Circumgalactic Medium

Andrew J. Fox, Benjamin D. Oppenheimer, J. Christopher Howk, Justus L. Gibson, Kathy L. Cooksey, Nicolas Lehner

arxiv:2204.07586 v2 · 2022-04-15 · 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{PS23PJON477ES6OHMAMDZQAWA5}

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	2026-07-05T04:33:35.026775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cb5b7a5cde7fe4979c760183cc016075dc741026be9b1ae811b4797b02ef443

Aliases

arxiv: 2204.07586 · arxiv_version: 2204.07586v2 · doi: 10.48550/arxiv.2204.07586 · pith_short_12: PS23PJON477E · pith_short_16: PS23PJON477ES6OH · pith_short_8: PS23PJON

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/PS23PJON477ES6OHMAMDZQAWA5 \
  | 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: 7cb5b7a5cde7fe4979c760183cc016075dc741026be9b1ae811b4797b02ef443

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eef914193e74b9acd9654788f116b7fbcffcac7e65efab617a6daa0c759025d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-04-15T18:00:01Z",
    "title_canon_sha256": "15f25fea026c318dddec06708b01ef7fdfbf4d9eed5ef53fc98547fe31676b44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.07586",
    "kind": "arxiv",
    "version": 2
  }
}