Pith Number

pith:SQNFQ24G

pith:2009:SQNFQ24GTZDUTQXG7TT7Z62LQN

not attested not anchored not stored refs pending

2-D simulations of FU Orionis disk outbursts

Charles Gammie, Jonathan C. McKinney, Lee Hartmann, Zhaohuan Zhu

arxiv:0906.1595 v1 · 2009-06-08 · 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{SQNFQ24GTZDUTQXG7TT7Z62LQN}

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	2026-05-18T04:29:42.788654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

941a586b869e4749c2e6fce7fcfb4b837302502836011eda0c1299fba4b0cc18

Aliases

arxiv: 0906.1595 · arxiv_version: 0906.1595v1 · doi: 10.48550/arxiv.0906.1595 · pith_short_12: SQNFQ24GTZDU · pith_short_16: SQNFQ24GTZDUTQXG · pith_short_8: SQNFQ24G

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/SQNFQ24GTZDUTQXG7TT7Z62LQN \
  | 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: 941a586b869e4749c2e6fce7fcfb4b837302502836011eda0c1299fba4b0cc18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f5e8d4abf552ddd404236b47fd1559c41adf7a3024ea22eca0c873568ce6bee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-06-08T20:54:03Z",
    "title_canon_sha256": "c00476aaa6ca5e68db6ae2bbbc672862c2bb508b66b85c50872981ef43bc0f47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1595",
    "kind": "arxiv",
    "version": 1
  }
}