Pith Number

pith:CHVQJUUN

pith:2012:CHVQJUUN3VAHXQP6GIIW4PWBN4

not attested not anchored not stored refs pending

Global Calculations of Density Waves and Gap Formation in Protoplanetary Disks using a Moving Mesh

Andrew I. MacFadyen, Paul C. Duffell

arxiv:1202.5608 v2 · 2012-02-25 · astro-ph.EP · physics.comp-ph · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CHVQJUUN3VAHXQP6GIIW4PWBN4}

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	2026-05-18T01:58:19.746654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11eb04d28ddd407bc1fe32116e3ec16f2d1f6dab7a0170f466b1cd9ab58b50c7

Aliases

arxiv: 1202.5608 · arxiv_version: 1202.5608v2 · doi: 10.48550/arxiv.1202.5608 · pith_short_12: CHVQJUUN3VAH · pith_short_16: CHVQJUUN3VAHXQP6 · pith_short_8: CHVQJUUN

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/CHVQJUUN3VAHXQP6GIIW4PWBN4 \
  | 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: 11eb04d28ddd407bc1fe32116e3ec16f2d1f6dab7a0170f466b1cd9ab58b50c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8946067af967979ab633b8e5d2e59d696f48bf37674df2741ce420c12f624e61",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-02-25T05:08:06Z",
    "title_canon_sha256": "32ff39afa91dc057ada2fc5aabda6568cd854cb51818b6a2fe6c4ae6687aac6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5608",
    "kind": "arxiv",
    "version": 2
  }
}