Pith Number

pith:4ZPUUAB5

pith:2019:4ZPUUAB54RYZCB2EQLGVCT42XJ

not attested not anchored not stored refs pending

Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?

Ann Marie Cody, Christina Hedges, Geert Barentsen, Jeffrey L. Coughlin, Jessie Dotson, Jos\`e Vin\'icius de Miranda Cardoso, Nicholas Saunders, Veselin B. Kostov

arxiv:1907.08244 v1 · 2019-07-18 · 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{4ZPUUAB54RYZCB2EQLGVCT42XJ}

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	2026-05-17T23:40:10.454524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e65f4a003de47191074482cd514f9aba54eb1038fb6b6beec811dc16f27ce640

Aliases

arxiv: 1907.08244 · arxiv_version: 1907.08244v1 · doi: 10.48550/arxiv.1907.08244 · pith_short_12: 4ZPUUAB54RYZ · pith_short_16: 4ZPUUAB54RYZCB2E · pith_short_8: 4ZPUUAB5

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/4ZPUUAB54RYZCB2EQLGVCT42XJ \
  | 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: e65f4a003de47191074482cd514f9aba54eb1038fb6b6beec811dc16f27ce640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b074b7951ecb93ea313c810b278b00783a1a24e1e05d2887b20d696a0183992",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-07-18T18:53:28Z",
    "title_canon_sha256": "f0db69b918c62fc245567500a4cbf94ebe32ffc08e2e7eff314664e862ef429b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08244",
    "kind": "arxiv",
    "version": 1
  }
}