Pith Number

pith:BC6GEUD5

pith:2025:BC6GEUD5S7EQNGTUGJFOGKTBKW

not attested not anchored not stored refs pending

Gravitational instability in protoplanetary disk with cooling: 2D global analysis

Xing Wei, Zehao Su

arxiv:2503.13811 v1 · 2025-03-18 · astro-ph.EP · astro-ph.HE · 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{BC6GEUD5S7EQNGTUGJFOGKTBKW}

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	2026-07-05T10:33:18.912700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08bc62507d97c9069a74324ae32a615590f85d5dc8fc4664c0a17f243591631a

Aliases

arxiv: 2503.13811 · arxiv_version: 2503.13811v1 · doi: 10.48550/arxiv.2503.13811 · pith_short_12: BC6GEUD5S7EQ · pith_short_16: BC6GEUD5S7EQNGTU · pith_short_8: BC6GEUD5

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/BC6GEUD5S7EQNGTUGJFOGKTBKW \
  | 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: 08bc62507d97c9069a74324ae32a615590f85d5dc8fc4664c0a17f243591631a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c29585189f82cafd7418bd64b62868cacec491a4652e60285d476c682f48cebd",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-03-18T01:45:06Z",
    "title_canon_sha256": "0e6d0a1bff0b368c95bba363927d1a17a543994f4e8b1e2eaf27239f04632391"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.13811",
    "kind": "arxiv",
    "version": 1
  }
}