Pith Number

pith:Q3YR65SR

pith:2022:Q3YR65SR533EEVSFEXWPWNORJF

not attested not anchored not stored refs pending

Modeling Stellar Surface Features on Subgiant Star with an M-dwarf Companion

Brett M. Morris, Graeme Rohn, Gudmundur Stefansson, John Wisniewski, Leslie Hebb, Maria C. Schutte, Paul Robertson, Simon Lowry, Suvrath Mahadevan, Suzanne L. Hawley

arxiv:2205.08620 v1 · 2022-05-17 · astro-ph.SR · 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{Q3YR65SR533EEVSFEXWPWNORJF}

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	2026-07-05T04:35:50.019344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86f11f7651eef642564525ecfb35d1495036df1b0cec2c8257c96cb54a75d58e

Aliases

arxiv: 2205.08620 · arxiv_version: 2205.08620v1 · doi: 10.48550/arxiv.2205.08620 · pith_short_12: Q3YR65SR533E · pith_short_16: Q3YR65SR533EEVSF · pith_short_8: Q3YR65SR

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/Q3YR65SR533EEVSFEXWPWNORJF \
  | 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: 86f11f7651eef642564525ecfb35d1495036df1b0cec2c8257c96cb54a75d58e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3118a2b1a772eb7d4c36a7f62db738e95a75c5150d0fa29d089f478554494f9",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-05-17T20:41:03Z",
    "title_canon_sha256": "8d79d37172087cb1d0da09c7549f562f27a6a636dc70c0b17b8a96f86f387239"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.08620",
    "kind": "arxiv",
    "version": 1
  }
}