Pith Number

pith:RUOL6LZD

pith:2011:RUOL6LZDFDDGUT2YAWFEIUPW73

not attested not anchored not stored refs pending

Challenges in Forming Planets by Gravitational Instability: Disk Irradiation and Clump Migration, Accretion & Tidal Destructio

Charles F. Gammie (UIUC), Lee Hartmann (U of Michigan), Richard P. Nelson (QMUL), U of Michigan), Zhaohuan Zhu (Princeton

arxiv:1111.6943 v1 · 2011-11-29 · 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{RUOL6LZDFDDGUT2YAWFEIUPW73}

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	2026-05-18T01:59:21.782120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d1cbf2f2328c66a4f58058a4451f6fef028d2585b4dd361834c62355c55dcc3

Aliases

arxiv: 1111.6943 · arxiv_version: 1111.6943v1 · doi: 10.48550/arxiv.1111.6943 · pith_short_12: RUOL6LZDFDDG · pith_short_16: RUOL6LZDFDDGUT2Y · pith_short_8: RUOL6LZD

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/RUOL6LZDFDDGUT2YAWFEIUPW73 \
  | 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: 8d1cbf2f2328c66a4f58058a4451f6fef028d2585b4dd361834c62355c55dcc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec76b735850257804ba96b41b823e58ccfdd49d9fbae60dcbd2ef616fb1ae244",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-29T19:30:32Z",
    "title_canon_sha256": "ad1d419b579d90be894735c323105d7a95bbd9dd9b9c969fb01cfd103c26fa88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6943",
    "kind": "arxiv",
    "version": 1
  }
}