Pith Number

pith:R2TRVY46

pith:2018:R2TRVY46R7UEOLARMWYL5CNWWB

not attested not anchored not stored refs pending

Observational Signatures of Planets in Protoplanetary Disks: Planet-Induced Line Broadening in Gaps

Jeffrey Fung, Ruobing Dong, Sheng-Yuan Liu

arxiv:1811.09629 v3 · 2018-11-23 · 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{R2TRVY46R7UEOLARMWYL5CNWWB}

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	2026-05-17T23:46:19.103923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ea71ae39e8fe8472c1165b0be89b6b060ba920ac689d0f2af2774b91436956c

Aliases

arxiv: 1811.09629 · arxiv_version: 1811.09629v3 · doi: 10.48550/arxiv.1811.09629 · pith_short_12: R2TRVY46R7UE · pith_short_16: R2TRVY46R7UEOLAR · pith_short_8: R2TRVY46

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/R2TRVY46R7UEOLARMWYL5CNWWB \
  | 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: 8ea71ae39e8fe8472c1165b0be89b6b060ba920ac689d0f2af2774b91436956c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f3eb33037046ae3f435656a3dc461ee9c6cbef3207c9be465b81aa438e7cf77",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-23T19:00:00Z",
    "title_canon_sha256": "a669edcc83b6820581159e595119ccc70e8c8d67e2b8458b8a22571bc4864e0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09629",
    "kind": "arxiv",
    "version": 3
  }
}