Pith Number

pith:72UDCF6H

pith:2025:72UDCF6HCYDAKVAAQL6RCOP5RO

not attested not anchored not stored refs pending

Effects of Bethe-Heitler pair production in ultraluminous X-ray sources

Gustavo Esteban Romero, Leandro Abaroa, Lucas Manuel Pasquevich

arxiv:2509.03735 v1 · 2025-09-03 · 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{72UDCF6HCYDAKVAAQL6RCOP5RO}

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	2026-07-05T12:04:44.896263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fea83117c7160605540082fd1139fd8ba7d5d73470ee50b902c311267a870249

Aliases

arxiv: 2509.03735 · arxiv_version: 2509.03735v1 · doi: 10.48550/arxiv.2509.03735 · pith_short_12: 72UDCF6HCYDA · pith_short_16: 72UDCF6HCYDAKVAA · pith_short_8: 72UDCF6H

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/72UDCF6HCYDAKVAAQL6RCOP5RO \
  | 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: fea83117c7160605540082fd1139fd8ba7d5d73470ee50b902c311267a870249

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "087f4cf7544f47654646c369feb2a3b4a6699debd1e30313653600c8cbe86c37",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-09-03T21:53:24Z",
    "title_canon_sha256": "56b23d1556ccdd2d019b1abec6bd383f86af3c1447c4c0cefc56d39c077fb7a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03735",
    "kind": "arxiv",
    "version": 1
  }
}