Pith Number

pith:635ZSKZ7

pith:2023:635ZSKZ7UKJ5BXT6FZZOUBJCMN

not attested not anchored not stored refs pending

The time evolution of $M_{\mathrm{d}}/\dot M$ in protoplanetary discs as a way to disentangle between viscosity and MHD winds

Alice Somigliana, Beno\^it Tabone, Carlo Manara, Claudia Toci, Giovanni Rosotti, Giuseppe Lodato, Leonardo Testi, Marco Tazzari

arxiv:2309.04496 v1 · 2023-09-07 · 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{635ZSKZ7UKJ5BXT6FZZOUBJCMN}

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	2026-07-05T06:49:26.841498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6fb992b3fa293d0de7e2e72ea0522634931f7384912a673b5964646473ccf99

Aliases

arxiv: 2309.04496 · arxiv_version: 2309.04496v1 · doi: 10.48550/arxiv.2309.04496 · pith_short_12: 635ZSKZ7UKJ5 · pith_short_16: 635ZSKZ7UKJ5BXT6 · pith_short_8: 635ZSKZ7

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/635ZSKZ7UKJ5BXT6FZZOUBJCMN \
  | 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: f6fb992b3fa293d0de7e2e72ea0522634931f7384912a673b5964646473ccf99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eedd2ca9509ca4bec6baa1afc15696c21bb2bd40ee519f398f4874cf3ba2381b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-09-07T18:00:04Z",
    "title_canon_sha256": "9289483e57c0e7f73c1a35df26edbb5876c9888779572e0a8b9284809bfeb1b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.04496",
    "kind": "arxiv",
    "version": 1
  }
}