Pith Number

pith:SMN456SG

pith:2014:SMN456SGK3TRI6MSP2LSRTQCN2

not attested not anchored not stored refs pending

Effects of radiation transfer on the structure of self-gravitating disks, their fragmentation and evolution of the fragments

Masahiro N. Machida, Sanemichi Z. Takahashi, Shu-ichiro Inutsuka, Yusuke Tsukamoto

arxiv:1404.7271 v3 · 2014-04-29 · astro-ph.SR · 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{SMN456SGK3TRI6MSP2LSRTQCN2}

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	2026-05-18T01:43:22.136100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

931bcefa4656e71479927e9728ce026eaf98800f6db656860b40f3e8e9958764

Aliases

arxiv: 1404.7271 · arxiv_version: 1404.7271v3 · doi: 10.48550/arxiv.1404.7271 · pith_short_12: SMN456SGK3TR · pith_short_16: SMN456SGK3TRI6MS · pith_short_8: SMN456SG

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/SMN456SGK3TRI6MSP2LSRTQCN2 \
  | 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: 931bcefa4656e71479927e9728ce026eaf98800f6db656860b40f3e8e9958764

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9914ea83fa2bc78308a15e19bb9e97e72203549fc798793b3de44f4331df832c",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-29T08:22:55Z",
    "title_canon_sha256": "e9bffdadbabed0d0e0c6a9a99375e49cb2ec7d05e198bd671a72a24f3c76e541"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7271",
    "kind": "arxiv",
    "version": 3
  }
}