Pith Number

pith:CWGAP3WW

pith:2022:CWGAP3WWVRUTW6FRLWAFHVOE37

not attested not anchored not stored refs pending

Examining quasar absorption-line analysis methods: the tension between simulations and observational assumptions key to modelling clouds

Christopher W. Churchill, Emmy Lewis, Glenn G. Kacprzak, Nikole M. Nielsen, Rachel Marra, Sebastian Trujillo-Gomez

arxiv:2202.12228 v1 · 2022-02-24 · 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{CWGAP3WWVRUTW6FRLWAFHVOE37}

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	2026-07-05T05:06:26.329528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

158c07eed6ac693b78b15d8053d5c4dfc24aed778e5cc0fb203b4bf99e97c3cf

Aliases

arxiv: 2202.12228 · arxiv_version: 2202.12228v1 · doi: 10.48550/arxiv.2202.12228 · pith_short_12: CWGAP3WWVRUT · pith_short_16: CWGAP3WWVRUTW6FR · pith_short_8: CWGAP3WW

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/CWGAP3WWVRUTW6FRLWAFHVOE37 \
  | 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: 158c07eed6ac693b78b15d8053d5c4dfc24aed778e5cc0fb203b4bf99e97c3cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61dba4afbf90b3db65642f6dadba3a3652034027e8c8dbd53d2c3ad2482ad725",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-02-24T17:45:44Z",
    "title_canon_sha256": "57aadcc11488058461260ec2e34220fe5f0bbddcffe33923ae68c8b813da8629"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.12228",
    "kind": "arxiv",
    "version": 1
  }
}