Pith Number

pith:XCIFWY7L

pith:2020:XCIFWY7LLV3D3M3B4BVLUO5RVI

not attested not anchored not stored refs pending

Dust depleted inner disks in a large sample of transition disks through long-baseline ALMA observations

Logan Francis, Nienke van der Marel

arxiv:2003.00079 v2 · 2020-02-28 · astro-ph.EP · astro-ph.GA · 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{XCIFWY7LLV3D3M3B4BVLUO5RVI}

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	2026-07-05T00:55:11.151781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8905b63eb5d763db361e06aba3bb1aa27d931b9301afa75256df4d9fd4787f3

Aliases

arxiv: 2003.00079 · arxiv_version: 2003.00079v2 · doi: 10.48550/arxiv.2003.00079 · pith_short_12: XCIFWY7LLV3D · pith_short_16: XCIFWY7LLV3D3M3B · pith_short_8: XCIFWY7L

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/XCIFWY7LLV3D3M3B4BVLUO5RVI \
  | 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: b8905b63eb5d763db361e06aba3bb1aa27d931b9301afa75256df4d9fd4787f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "291a1b4a35cdf5265791a9f381d5495bbb1d97f864008ab6aca1b3afe08dca68",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-02-28T21:37:52Z",
    "title_canon_sha256": "eee1007cbe612c6865ceb4de609c1149e71553cdd707338077d9badecade12d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.00079",
    "kind": "arxiv",
    "version": 2
  }
}