Pith Number

pith:ULC7ZRR7

pith:2006:ULC7ZRR7FXPQ3WXITF3FUWGICJ

not attested not anchored not stored refs pending

Physical and Chemical Structure of Protoplanetary Disks with Grain Growth

Hideko Nomura, Yuri Aikawa

arxiv:astro-ph/0601230 v1 · 2006-01-11 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULC7ZRR7FXPQ3WXITF3FUWGICJ}

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

Interpreting the scattering surface in protoplanetary disks

Receipt and verification

First computed	2026-07-04T16:57:46.481661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2c5fcc63f2ddf0ddae899765a58c8125b2beab10e6001217177956a1b5a1be5

Aliases

arxiv: astro-ph/0601230 · arxiv_version: astro-ph/0601230v1 · doi: 10.48550/arxiv.astro-ph/0601230 · pith_short_12: ULC7ZRR7FXPQ · pith_short_16: ULC7ZRR7FXPQ3WXI · pith_short_8: ULC7ZRR7

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/ULC7ZRR7FXPQ3WXITF3FUWGICJ \
  | 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: a2c5fcc63f2ddf0ddae899765a58c8125b2beab10e6001217177956a1b5a1be5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28c0c9525b1e80539a25335503ddfc713864e2bcf01ddf4b893eb21d8266a07",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-01-11T03:34:58Z",
    "title_canon_sha256": "c7a4f904f695f8901e52705e46a8f17a14b5d14e3b6643d5e26ed4a7cec46046"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0601230",
    "kind": "arxiv",
    "version": 1
  }
}