Pith Number

pith:QHGEOIVH

pith:2013:QHGEOIVHVDOVFBQV6YYTHJZNCG

not attested not anchored not stored refs pending

Semiconvection: numerical simulations

F. Zaussinger, H. Spruit

arxiv:1303.4522 v1 · 2013-03-19 · 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{QHGEOIVHVDOVFBQV6YYTHJZNCG}

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	2026-05-18T01:51:00.911590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81cc4722a7a8dd528615f63133a72d118468b23d4b043d21d7d9ff2d50760c0e

Aliases

arxiv: 1303.4522 · arxiv_version: 1303.4522v1 · doi: 10.48550/arxiv.1303.4522 · pith_short_12: QHGEOIVHVDOV · pith_short_16: QHGEOIVHVDOVFBQV · pith_short_8: QHGEOIVH

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/QHGEOIVHVDOVFBQV6YYTHJZNCG \
  | 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: 81cc4722a7a8dd528615f63133a72d118468b23d4b043d21d7d9ff2d50760c0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d883bd0d505ee13fab4d48a45cf275c4d3f05c2127adc43dab87e62fe7e4bd70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-19T09:26:00Z",
    "title_canon_sha256": "065f7000cf520de2f705ab09c7e0d31ab98cc68c786823877bd621459c404ea0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4522",
    "kind": "arxiv",
    "version": 1
  }
}