Pith Number

pith:SW4VUNDS

pith:2013:SW4VUNDS2VOMETSEWQ4C5PAO4X

not attested not anchored not stored refs pending

Formation of sharp eccentric rings in debris disks with gas but without planets

M. Kuchner, W. Lyra

arxiv:1307.5916 v2 · 2013-07-23 · 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{SW4VUNDS2VOMETSEWQ4C5PAO4X}

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	2026-05-18T03:16:48.830586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b95a3472d55cc24e44b4382ebc0ee5fc68a7d6252b890313c0a2d2af5aacbb

Aliases

arxiv: 1307.5916 · arxiv_version: 1307.5916v2 · doi: 10.48550/arxiv.1307.5916 · pith_short_12: SW4VUNDS2VOM · pith_short_16: SW4VUNDS2VOMETSE · pith_short_8: SW4VUNDS

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/SW4VUNDS2VOMETSEWQ4C5PAO4X \
  | 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: 95b95a3472d55cc24e44b4382ebc0ee5fc68a7d6252b890313c0a2d2af5aacbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d128796ca1c81f98b8c50e4050f009ceb304c80fea269529afe46963f751797",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-07-23T00:42:28Z",
    "title_canon_sha256": "71bf2233f2daa90081d783a6787b96ea00a9f68e673a78f2337cf9ee19a3e7d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5916",
    "kind": "arxiv",
    "version": 2
  }
}