Pith Number

pith:DWRFPPUY

pith:2011:DWRFPPUY3KPF5VYBNBYODPCZ5U

not attested not anchored not stored refs pending

Transition disks: 4 candidates for ongoing giant planet formation in Ophiuchus (Research Note)

B. Merin, Gisela A. Romero, J. M. Brown, L. J. Pellizza, Lucas. A. Cieza, Mariana Orellana, M. R. Schreiber

arxiv:1111.5499 v1 · 2011-11-23 · 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{DWRFPPUY3KPF5VYBNBYODPCZ5U}

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	2026-05-18T01:59:26.301968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1da257be98da9e5ed7016870e1bc59ed0529cbbe01547af7e721269487b12435

Aliases

arxiv: 1111.5499 · arxiv_version: 1111.5499v1 · doi: 10.48550/arxiv.1111.5499 · pith_short_12: DWRFPPUY3KPF · pith_short_16: DWRFPPUY3KPF5VYB · pith_short_8: DWRFPPUY

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/DWRFPPUY3KPF5VYBNBYODPCZ5U \
  | 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: 1da257be98da9e5ed7016870e1bc59ed0529cbbe01547af7e721269487b12435

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51b7aa58b1246ac373193a14a01d3cf55168c90b71719ad00018c08496eacc6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-11-23T14:16:56Z",
    "title_canon_sha256": "369e85d48b69fecd56266c53fb0954a759512548ebd29642b57d7cd859eb87f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5499",
    "kind": "arxiv",
    "version": 1
  }
}