Pith Number

pith:WHAPQGGD

pith:2015:WHAPQGGDO2TENQ66FCSMXP3DZB

not attested not anchored not stored refs pending

The Host Stars of Keplers Habitable Exoplanets: Superflares, Rotation and Activity

A.-M. Broomhall, C. E. Pugh, D. J. A. Brown, D. J. Armstrong, D. L. Pollacco, H. P. Osborn, M. N. Lund

arxiv:1511.05306 v1 · 2015-11-17 · astro-ph.EP · 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{WHAPQGGDO2TENQ66FCSMXP3DZB}

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	2026-05-18T01:25:33.271169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1c0f818c376a646c3de28a4cbbf63c84dc5fb718b17e78249cffe504ba5819b

Aliases

arxiv: 1511.05306 · arxiv_version: 1511.05306v1 · doi: 10.48550/arxiv.1511.05306 · pith_short_12: WHAPQGGDO2TE · pith_short_16: WHAPQGGDO2TENQ66 · pith_short_8: WHAPQGGD

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/WHAPQGGDO2TENQ66FCSMXP3DZB \
  | 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: b1c0f818c376a646c3de28a4cbbf63c84dc5fb718b17e78249cffe504ba5819b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abbfaa738b37950d70e645888701032bb89717b8f8cc6e2c5b17afe28d569bb0",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-11-17T08:14:09Z",
    "title_canon_sha256": "1edd87b69a4898930330fb12109550d3519a78fd7eb22b434bf1baf1d66ab9db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05306",
    "kind": "arxiv",
    "version": 1
  }
}