Pith Number

pith:JFN3GHNN

pith:2026:JFN3GHNNMG2KJESPKHM4OIR2S2

not attested not anchored not stored refs pending

Metamorphoses of carbon and oxygen in protoplanetary discs: how chemistry and radial drift transform inner disc C/O ratios

Catherine Walsh, Richard A. Booth, Tamara Molyarova

arxiv:2605.31091 v1 · 2026-05-29 · astro-ph.EP · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JFN3GHNNMG2KJESPKHM4OIR2S2}

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.

Cited by

1 paper in Pith

The Influence of Dust Composition on Accretion Outbursts

Receipt and verification

First computed	2026-06-01T01:03:57.397942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

495bb31dad61b4a4924f51d9c7223a969801957481445ba2f24c85faa70a568c

Aliases

arxiv: 2605.31091 · arxiv_version: 2605.31091v1 · doi: 10.48550/arxiv.2605.31091 · pith_short_12: JFN3GHNNMG2K · pith_short_16: JFN3GHNNMG2KJESP · pith_short_8: JFN3GHNN

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/JFN3GHNNMG2KJESPKHM4OIR2S2 \
  | 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: 495bb31dad61b4a4924f51d9c7223a969801957481445ba2f24c85faa70a568c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40ba535079233867bf7104afe76530185af93c992598036f2ccf9666fdcf68ff",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-05-29T09:59:33Z",
    "title_canon_sha256": "e71ba4035825a9188041024cf0fd5377cd7de3eef1dcf31b8777c0cbc9a1c48a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31091",
    "kind": "arxiv",
    "version": 1
  }
}