Pith Number

pith:WOW5SE6B

pith:2019:WOW5SE6B5W56MUYOBURRJ2FILJ

not attested not anchored not stored refs pending

Search for gas from the disintegrating rocky exoplanet K2-22b

A. R. Ridden-Harper, C. U. Keller, I. A. G. Snellen, P. Molli\`ere

arxiv:1906.08795 v2 · 2019-06-20 · 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{WOW5SE6B5W56MUYOBURRJ2FILJ}

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	2026-07-04T23:55:45.115638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3add913c1edbbe6530e0d2314e8a85a742edf5a81a8b6fb1bc419fc8f29a3da

Aliases

arxiv: 1906.08795 · arxiv_version: 1906.08795v2 · doi: 10.48550/arxiv.1906.08795 · pith_short_12: WOW5SE6B5W56 · pith_short_16: WOW5SE6B5W56MUYO · pith_short_8: WOW5SE6B

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/WOW5SE6B5W56MUYOBURRJ2FILJ \
  | 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: b3add913c1edbbe6530e0d2314e8a85a742edf5a81a8b6fb1bc419fc8f29a3da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d391d9620dbb933df2202a35c34666a9581fe0fcf3348b578067dcc2686af491",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-06-20T18:11:23Z",
    "title_canon_sha256": "4aad22a25282e40f244c451f0c90c51aa8a76ef1393d82cf579759481e7b92d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08795",
    "kind": "arxiv",
    "version": 2
  }
}