Pith Number

pith:4TOPQMVN

pith:2016:4TOPQMVNUNUKYEVZYLVI2PEAWJ

not attested not anchored not stored refs pending

Apparent disk-mass reduction and planetesimal formation in gravitationally unstable disks in Class 0/I YSOs

A. Kataoka, S. Okuzumi, Y. Tsukamoto

arxiv:1608.03015 v3 · 2016-08-10 · 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{4TOPQMVNUNUKYEVZYLVI2PEAWJ}

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	2026-05-18T00:42:20.109218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4dcf832ada368ac12b9c2ea8d3c80b27cdde1dd5e34d8e508d7afd80f84e181

Aliases

arxiv: 1608.03015 · arxiv_version: 1608.03015v3 · doi: 10.48550/arxiv.1608.03015 · pith_short_12: 4TOPQMVNUNUK · pith_short_16: 4TOPQMVNUNUKYEVZ · pith_short_8: 4TOPQMVN

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/4TOPQMVNUNUKYEVZYLVI2PEAWJ \
  | 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: e4dcf832ada368ac12b9c2ea8d3c80b27cdde1dd5e34d8e508d7afd80f84e181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f71231f3232804e2b38e5ff06eb24a87afd55ebf9146d840db1d2c72e610c6e4",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-08-10T00:50:34Z",
    "title_canon_sha256": "5d73a323a5a0e682f6dd70306fed458ae2e55bd3994955d2b7212ba4bd55ddc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03015",
    "kind": "arxiv",
    "version": 3
  }
}