Pith Number

pith:BEVF2HSV

pith:2021:BEVF2HSVW65EDH3VZUOFVP6ZYU

not attested not anchored not stored refs pending

$\texttt{matryoshka}$: Halo Model Emulator for the Galaxy Power Spectrum

Florian Beutler, Jamie Donald-McCann, Kazuya Koyama, Minas Karamanis

arxiv:2109.15236 v2 · 2021-09-30 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEVF2HSVW65EDH3VZUOFVP6ZYU}

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	2026-07-05T03:54:24.058703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

092a5d1e55b7ba419f75cd1c5abfd9c5386d30fc8c3eeb0b5953115533cb7e6c

Aliases

arxiv: 2109.15236 · arxiv_version: 2109.15236v2 · doi: 10.48550/arxiv.2109.15236 · pith_short_12: BEVF2HSVW65E · pith_short_16: BEVF2HSVW65EDH3V · pith_short_8: BEVF2HSV

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/BEVF2HSVW65EDH3VZUOFVP6ZYU \
  | 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: 092a5d1e55b7ba419f75cd1c5abfd9c5386d30fc8c3eeb0b5953115533cb7e6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4b86891c6e5852625f1fb9b219d816978355f3d4d215059116b946a7448bafa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-09-30T16:16:11Z",
    "title_canon_sha256": "ed01bd26bb7f2bb7b254284816c51e45beca43d658e7735bc2e155b4d3d3ec58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.15236",
    "kind": "arxiv",
    "version": 2
  }
}