Pith Number

pith:X3KK7LGA

pith:2013:X3KK7LGAYGBCXUTIRFLPQZHA2N

not attested not anchored not stored refs pending

Conditions for Circumstellar Disk Formation: Effects of Initial Conditions and Sink Treatment

Masahiro N. Machida, Shu-ichiro Inutsuka, Tomoaki Matsumoto

arxiv:1307.1747 v1 · 2013-07-06 · 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{X3KK7LGAYGBCXUTIRFLPQZHA2N}

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	2026-05-18T01:48:59.169734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bed4afacc0c1822bd2688956f864e0d36cdf1bded8fc25c537b6d7c2c51dd57f

Aliases

arxiv: 1307.1747 · arxiv_version: 1307.1747v1 · doi: 10.48550/arxiv.1307.1747 · pith_short_12: X3KK7LGAYGBC · pith_short_16: X3KK7LGAYGBCXUTI · pith_short_8: X3KK7LGA

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/X3KK7LGAYGBCXUTIRFLPQZHA2N \
  | 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: bed4afacc0c1822bd2688956f864e0d36cdf1bded8fc25c537b6d7c2c51dd57f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67ac797c09b40036dafc1fd41f0609b205603cac78d62139d420d15750aa978b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-06T04:40:41Z",
    "title_canon_sha256": "a23a0003d0c6b870289a3e3d395183e62e22644b4714f21c63d9ee37daf88d8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1747",
    "kind": "arxiv",
    "version": 1
  }
}