Pith Number

pith:ZBUPAFQ4

pith:2019:ZBUPAFQ4KLRJYRVEBP5TN2HONY

not attested not anchored not stored refs pending

Effects of Ringed Structures and Dust Size Growth on Millimeter Observations of Protoplanetary Disks

Andrea Isella, Feng Yuan, Hui Li, Joanna Drazkowska, Luca Ricci, Megan Ansdell, Sebastian Stammler, Shengtai Li, Tilman Birnstiel, Ya-Ping Li

arxiv:1905.01285 v1 · 2019-05-03 · 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{ZBUPAFQ4KLRJYRVEBP5TN2HONY}

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	2026-05-17T23:43:02.255639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c868f0161c52e29c46a40bfb36e8ee6e17afd91126dca6630cc9edcadb333f2a

Aliases

arxiv: 1905.01285 · arxiv_version: 1905.01285v1 · doi: 10.48550/arxiv.1905.01285 · pith_short_12: ZBUPAFQ4KLRJ · pith_short_16: ZBUPAFQ4KLRJYRVE · pith_short_8: ZBUPAFQ4

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/ZBUPAFQ4KLRJYRVEBP5TN2HONY \
  | 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: c868f0161c52e29c46a40bfb36e8ee6e17afd91126dca6630cc9edcadb333f2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4985b54d30515ac35f5f03f2229def7102d2db1468cd21b14c0dddbd811367c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-05-03T17:35:15Z",
    "title_canon_sha256": "25b4548e53f8310c5d1ab8a903bcb01afee82209ad60e46c62466049dc1f2fc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01285",
    "kind": "arxiv",
    "version": 1
  }
}