Pith Number

pith:VID67RTV

pith:2015:VID67RTV4JOAHN73MSFAHRKOP6

not attested not anchored not stored refs pending

Global simulations of protoplanetary disks with ohmic resistivity and ambipolar diffusion

Colin P. McNally, Neal J. Turner, Oliver Gressel, Richard P. Nelson

arxiv:1501.05431 v1 · 2015-01-22 · 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{VID67RTV4JOAHN73MSFAHRKOP6}

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	2026-05-18T01:41:09.399186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa07efc675e25c03b7fb648a03c54e7fb1033a9768aa69f5d04a263f3c0a0368

Aliases

arxiv: 1501.05431 · arxiv_version: 1501.05431v1 · doi: 10.48550/arxiv.1501.05431 · pith_short_12: VID67RTV4JOA · pith_short_16: VID67RTV4JOAHN73 · pith_short_8: VID67RTV

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/VID67RTV4JOAHN73MSFAHRKOP6 \
  | 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: aa07efc675e25c03b7fb648a03c54e7fb1033a9768aa69f5d04a263f3c0a0368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d664818f21020a543a158ebc102887d7c4b0865737ffb0071cf96306e511f10f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-01-22T09:09:40Z",
    "title_canon_sha256": "943ec57ef058ec5f4485bb990624bfbd89dae9a7a92d194cab48fe51372cee40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05431",
    "kind": "arxiv",
    "version": 1
  }
}