Pith Number

pith:5MAE337X

pith:2022:5MAE337XCHZG3ZWLGNHNQKFFUQ

not attested not anchored not stored refs pending

Discovery of Line Pressure Broadening and Direct Constraint on Gas Surface Density in a Protoplanetary Disk

Hideko Nomura, Kenji Furuya, Takahiro Ueda, Takashi Tsukagoshi, Tomohiro C. Yoshida

arxiv:2209.03367 v1 · 2022-09-07 · 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{5MAE337XCHZG3ZWLGNHNQKFFUQ}

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	2026-07-05T05:01:30.806219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb004deff711f26de6cb334ed828a5a404f0c9a23160e16d847849bcd7694918

Aliases

arxiv: 2209.03367 · arxiv_version: 2209.03367v1 · doi: 10.48550/arxiv.2209.03367 · pith_short_12: 5MAE337XCHZG · pith_short_16: 5MAE337XCHZG3ZWL · pith_short_8: 5MAE337X

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/5MAE337XCHZG3ZWLGNHNQKFFUQ \
  | 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: eb004deff711f26de6cb334ed828a5a404f0c9a23160e16d847849bcd7694918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96a0afb614df4df8541e3835e92fb15424a8f97f3f25e14a6fd6157b0d49a219",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-09-07T18:00:01Z",
    "title_canon_sha256": "dd7991ca1ba9cc0f5ad26985bd406ae103847709c68f7bf20c47520265129c05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.03367",
    "kind": "arxiv",
    "version": 1
  }
}