Pith Number

pith:CTFEFLTD

pith:2019:CTFEFLTDB3BIMHA3QL4AD4DFZJ

not attested not anchored not stored refs pending

The first bird's-eye view of a gravitationally unstable accretion disk in high-mass star formation

Kazuhito Motogi, Mareki Honma, Masahiro N. Machida, Satoki Matsushita, Shigehisa Takakuwa, Tomoya Hirota, Yoshinori Yonekura

arxiv:1905.12983 v1 · 2019-05-30 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTFEFLTDB3BIMHA3QL4AD4DFZJ}

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	2026-05-17T23:44:10.735164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14ca42ae630ec2861c1b82f801f065ca4a9bc42d1475d01d6a494029d00ee8af

Aliases

arxiv: 1905.12983 · arxiv_version: 1905.12983v1 · doi: 10.48550/arxiv.1905.12983 · pith_short_12: CTFEFLTDB3BI · pith_short_16: CTFEFLTDB3BIMHA3 · pith_short_8: CTFEFLTD

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/CTFEFLTDB3BIMHA3QL4AD4DFZJ \
  | 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: 14ca42ae630ec2861c1b82f801f065ca4a9bc42d1475d01d6a494029d00ee8af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "181ca43be13e928b89c71666254e091f3af868901e33a9a328aa89831936cf22",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-30T11:52:32Z",
    "title_canon_sha256": "e7c98fac5e92d6c6c414623390833e1521833a5f686012ed58b08a52ef2ceaf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12983",
    "kind": "arxiv",
    "version": 1
  }
}