Pith Number

pith:P4PEPEWN

pith:2022:P4PEPEWNJM3ZMFX5DQGCZQ76SC

not attested not anchored not stored refs pending

Chemical Evolution with Radial Mixing Redux: Extending beyond the Solar Neighborhood

Amanda I. Karakas, Boquan Chen, Chiaki Kobayashi, Joss Bland-Hawthorn, Michael R. Hayden, Sanjib Sharma

arxiv:2204.11413 v2 · 2022-04-25 · 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{P4PEPEWNJM3ZMFX5DQGCZQ76SC}

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	2026-07-05T06:28:52.289022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f1e4792cd4b379616fd1c0c2cc3fe90be2fd44c0d19c7fee0e5d3fb05817255

Aliases

arxiv: 2204.11413 · arxiv_version: 2204.11413v2 · doi: 10.48550/arxiv.2204.11413 · pith_short_12: P4PEPEWNJM3Z · pith_short_16: P4PEPEWNJM3ZMFX5 · pith_short_8: P4PEPEWN

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/P4PEPEWNJM3ZMFX5DQGCZQ76SC \
  | 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: 7f1e4792cd4b379616fd1c0c2cc3fe90be2fd44c0d19c7fee0e5d3fb05817255

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3055ddbe09ab46e221792723e2a3f1d87d6bf9abe52e6cb1c52fb76b34759fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-04-25T03:10:37Z",
    "title_canon_sha256": "db8a117bc377a67c6e97892045912b3929b2a2751fbc73fa711b8832ab9f2da1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.11413",
    "kind": "arxiv",
    "version": 2
  }
}