Pith Number

pith:YWMJLMBG

pith:2018:YWMJLMBG5VGLADQXBT6DCN2YEP

not attested not anchored not stored refs pending

The effect of carbon grain destruction on the chemical structure of protoplanetary disks

Catherine Walsh, Chen-En Wei, Hideko Nomura, Jeong-Eun Lee, T. J. Millar, Wing-Huen Ip

arxiv:1811.10194 v2 · 2018-11-26 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YWMJLMBG5VGLADQXBT6DCN2YEP}

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	2026-05-17T23:55:53.836451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c59895b026ed4cb00e170cfc31375823e7cf3f51b41c7940e4770b6807edc292

Aliases

arxiv: 1811.10194 · arxiv_version: 1811.10194v2 · doi: 10.48550/arxiv.1811.10194 · pith_short_12: YWMJLMBG5VGL · pith_short_16: YWMJLMBG5VGLADQX · pith_short_8: YWMJLMBG

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/YWMJLMBG5VGLADQXBT6DCN2YEP \
  | 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: c59895b026ed4cb00e170cfc31375823e7cf3f51b41c7940e4770b6807edc292

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b033a321fd45276ec785d3bc4da0d08c8df4de23789d25ba425df7b772c6347",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-26T06:13:10Z",
    "title_canon_sha256": "03f8af0f6b3e70cb5d1e3fd8cad9728269860f36032042f7aa37ecf27777c6f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10194",
    "kind": "arxiv",
    "version": 2
  }
}