Pith Number

pith:XOGKF46E

pith:2019:XOGKF46EK2KYRJBII3GOEPIWIO

not attested not anchored not stored refs pending

The Intriguing Polar EU Cancri in the Eyes of Kepler K2

Colin Littlefield, Katherine Hill, Paula Szkody, Peter Garnavich

arxiv:1908.08965 v1 · 2019-08-09 · 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{XOGKF46EK2KYRJBII3GOEPIWIO}

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	2026-07-04T23:59:35.266935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb8ca2f3c4569588a42846cce23d1643bf6401ccd993ddcadd8ef12c12cb9730

Aliases

arxiv: 1908.08965 · arxiv_version: 1908.08965v1 · doi: 10.48550/arxiv.1908.08965 · pith_short_12: XOGKF46EK2KY · pith_short_16: XOGKF46EK2KYRJBI · pith_short_8: XOGKF46E

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/XOGKF46EK2KYRJBII3GOEPIWIO \
  | 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: bb8ca2f3c4569588a42846cce23d1643bf6401ccd993ddcadd8ef12c12cb9730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "136481f267d59ab04d8a982f6efd82022bbcbb367ac572eadd5c9cdd2ccf5451",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-09T20:10:42Z",
    "title_canon_sha256": "9f99d7cea7c1d3083d942b914b75582f9602a99078523af3be3a672f7c1d7511"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08965",
    "kind": "arxiv",
    "version": 1
  }
}