Pith Number

pith:EFNVMLWS

pith:2019:EFNVMLWSVLEDWCPHKKBDW3OXSX

not attested not anchored not stored refs pending

Constraints on a Putative Planet Sculpting the V4046 Sagittarii Circumbinary Disk

Dary Ruiz-Rodriguez, David A. Principe, David J. Wilner, Joel H. Kastner, Ruobing Dong, Sean M. Andrews

arxiv:1904.09866 v1 · 2019-04-18 · astro-ph.EP · astro-ph.GA · 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{EFNVMLWSVLEDWCPHKKBDW3OXSX}

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	2026-05-17T23:44:54.206992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

215b562ed2aac83b09e752823b6dd795cd59793d8951fbe9f909978dffda7aaf

Aliases

arxiv: 1904.09866 · arxiv_version: 1904.09866v1 · doi: 10.48550/arxiv.1904.09866 · pith_short_12: EFNVMLWSVLED · pith_short_16: EFNVMLWSVLEDWCPH · pith_short_8: EFNVMLWS

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/EFNVMLWSVLEDWCPHKKBDW3OXSX \
  | 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: 215b562ed2aac83b09e752823b6dd795cd59793d8951fbe9f909978dffda7aaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d0eb6cd9a731802112771f958e1b4f6420cb576fcc4aabdf31643ea6b9d3dd8",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-18T21:07:00Z",
    "title_canon_sha256": "3cc2e977810bcdf960809b5bfb80770986ebd3c57c1080b74c6a8a5adf6cc99b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09866",
    "kind": "arxiv",
    "version": 1
  }
}