Pith Number

pith:52ZI53RB

pith:2019:52ZI53RBV2ACYUVX2HI6SQHQO6

not attested not anchored not stored refs pending

The dispersal of protoplanetary discs I: A new generation of X-ray photoevaporation models

Barbara Ercolano, Giovanni Picogna, James E. Owen, Michael L. Weber

arxiv:1904.02752 v3 · 2019-04-04 · astro-ph.EP · astro-ph.IM · 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{52ZI53RBV2ACYUVX2HI6SQHQO6}

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

Linking planetesimal and dust content in protoplanetary disks via a local toy model

Receipt and verification

First computed	2026-07-05T00:14:31.067794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeb28eee21ae802c52b7d1d1e940f077bbc9b92e5202323a597afa1b4141ec30

Aliases

arxiv: 1904.02752 · arxiv_version: 1904.02752v3 · doi: 10.48550/arxiv.1904.02752 · pith_short_12: 52ZI53RBV2AC · pith_short_16: 52ZI53RBV2ACYUVX · pith_short_8: 52ZI53RB

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/52ZI53RBV2ACYUVX2HI6SQHQO6 \
  | 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: eeb28eee21ae802c52b7d1d1e940f077bbc9b92e5202323a597afa1b4141ec30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b64e867889a05395daa57bf031a3e9a85ab5f6fae846cb4a1aa1bd38b920d54c",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-04T19:03:20Z",
    "title_canon_sha256": "e0d8127c01b6491c2d3b0a1582c2bdcf0df711a6f951fe34a18051dd9b27cc42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02752",
    "kind": "arxiv",
    "version": 3
  }
}