Pith Number

pith:LP57XDIB

pith:2013:LP57XDIBWUO2EVFHMZQCKEAWFS

not attested not anchored not stored refs pending

Self-gravitating Newtonian disks revisited

Edward Malec, Patryk Mach, Walter Simon

arxiv:1309.2773 v1 · 2013-09-11 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LP57XDIBWUO2EVFHMZQCKEAWFS}

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	2026-05-18T03:13:34.869634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bfbfb8d01b51da254a766602510162c8a07f3a230d097d44d5f87ba0e1622f2

Aliases

arxiv: 1309.2773 · arxiv_version: 1309.2773v1 · doi: 10.48550/arxiv.1309.2773 · pith_short_12: LP57XDIBWUO2 · pith_short_16: LP57XDIBWUO2EVFH · pith_short_8: LP57XDIB

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/LP57XDIBWUO2EVFHMZQCKEAWFS \
  | 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: 5bfbfb8d01b51da254a766602510162c8a07f3a230d097d44d5f87ba0e1622f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7d5b0cb490af542028763e441de82c97a5528199b838a5d09f86ef61e944012",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-09-11T09:39:07Z",
    "title_canon_sha256": "4538aba39d46e42544d2fb183bd428b9da57323507915ed12a34ec682f7db62a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2773",
    "kind": "arxiv",
    "version": 1
  }
}