Pith Number

pith:7XY6SSPI

pith:2025:7XY6SSPIW2OJCHMUTVEZPNIKC6

not attested not anchored not stored refs pending

Effect of positronium on the $\gamma$-ray spectra and energy deposition in Type Ia supernovae

Andreas Fl\"ors, Andrew Fullard, Anirban Dutta, Cecelia Powers, J. T. O'Brien, Or Graur, Stuart A Sim, Wolfgang Kerzendorf

arxiv:2505.22992 v1 · 2025-05-29 · 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{7XY6SSPIW2OJCHMUTVEZPNIKC6}

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	2026-07-05T11:11:53.202323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdf1e949e8b69c911d949d4997b50a178c67f7736d3216b0da88927868bb1d84

Aliases

arxiv: 2505.22992 · arxiv_version: 2505.22992v1 · doi: 10.48550/arxiv.2505.22992 · pith_short_12: 7XY6SSPIW2OJ · pith_short_16: 7XY6SSPIW2OJCHMU · pith_short_8: 7XY6SSPI

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/7XY6SSPIW2OJCHMUTVEZPNIKC6 \
  | 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: fdf1e949e8b69c911d949d4997b50a178c67f7736d3216b0da88927868bb1d84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c51bbbe4e984658a6b01dbbec1f591598bb023a0f31e3dd628b566c0b602cef4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-05-29T02:02:14Z",
    "title_canon_sha256": "97cff3c8ba47c78df5cd43ca1a259f3d1a9bbdb13abf01442f8d3fe727f7df7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22992",
    "kind": "arxiv",
    "version": 1
  }
}