Pith Number

pith:FC2SZMUC

pith:2021:FC2SZMUC5SSJJVQO6TOOZWR3WP

not attested not anchored not stored refs pending

Symbolic Implementation of Extensions of the $\texttt{PyCosmo}$ Boltzmann Solver

Alexandre Refregier, Beatrice Moser, Christiane S. Lorenz, Federica Tarsitano, Janis Fluri, Lavinia Heisenberg, Raphael Sgier, Uwe Schmitt

arxiv:2112.08395 v2 · 2021-12-15 · 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{FC2SZMUC5SSJJVQO6TOOZWR3WP}

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	2026-07-05T04:32:38.562686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b52cb282eca494d60ef4dcecda3bb3c9cb8bf62efb26c89add9bc15733f46b

Aliases

arxiv: 2112.08395 · arxiv_version: 2112.08395v2 · doi: 10.48550/arxiv.2112.08395 · pith_short_12: FC2SZMUC5SSJ · pith_short_16: FC2SZMUC5SSJJVQO · pith_short_8: FC2SZMUC

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/FC2SZMUC5SSJJVQO6TOOZWR3WP \
  | 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: 28b52cb282eca494d60ef4dcecda3bb3c9cb8bf62efb26c89add9bc15733f46b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9cc27ae797fd7e572b05f17634dbbd0170f4397e2457251f0ecaad8a6f77765",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-12-15T19:00:06Z",
    "title_canon_sha256": "0778f98bab610be93bd0bd122186c55d2df8ac4d3c52d1d76f218bd3612e8c4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08395",
    "kind": "arxiv",
    "version": 2
  }
}