Pith Number

pith:MEDSSOV7

pith:2026:MEDSSOV7EB2O4XIZFWPXB2M5JK

not attested not anchored not stored refs pending

\texttt{calypso}: a Parameter-Conditioned Stochastic Surrogate Model for Circumbinary Accretion Time-Series

Earl Bellinger, Magdalena Siwek, Matt Ho

arxiv:2605.23006 v1 · 2026-05-21 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEDSSOV7EB2O4XIZFWPXB2M5JK}

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	2026-05-25T02:01:34.119709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6107293abf2074ee5d192d9f70e99d4a8ee9effd52c32edc6405c8eb5fc93ca6

Aliases

arxiv: 2605.23006 · arxiv_version: 2605.23006v1 · doi: 10.48550/arxiv.2605.23006 · pith_short_12: MEDSSOV7EB2O · pith_short_16: MEDSSOV7EB2O4XIZ · pith_short_8: MEDSSOV7

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/MEDSSOV7EB2O4XIZFWPXB2M5JK \
  | 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: 6107293abf2074ee5d192d9f70e99d4a8ee9effd52c32edc6405c8eb5fc93ca6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f82edc6ce25775e7fc2cb269dc6d8d140f9f733db784a5ed9658601f04ff22d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-05-21T20:25:01Z",
    "title_canon_sha256": "accff20835f83fc9c50047f97675f1ab283af279db9b402b2dcc1f12f4390b37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23006",
    "kind": "arxiv",
    "version": 1
  }
}