Pith Number

pith:SMAN5PBN

pith:2021:SMAN5PBN6XX6JS3UITMLJYWT7Z

not attested not anchored not stored refs pending

A Spectroscopic Angle on Central Engine Size Scales in Accreting Neutron Stars

A. C. Fabian, A. Lohfink, A. Zoghbi, C. Reynolds, D. Proga, J. Kaastra, J. M. Miller, J. Raymond, M. Reynolds, Nicolas Trueba, R. M. Ludlam, T. Kallman

arxiv:2111.04764 v1 · 2021-11-08 · 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{SMAN5PBN6XX6JS3UITMLJYWT7Z}

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	2026-07-05T03:55:09.310138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9300debc2df5efe4cb7444d8b4e2d3fe47c17953d5fb32978a042485bad25339

Aliases

arxiv: 2111.04764 · arxiv_version: 2111.04764v1 · doi: 10.48550/arxiv.2111.04764 · pith_short_12: SMAN5PBN6XX6 · pith_short_16: SMAN5PBN6XX6JS3U · pith_short_8: SMAN5PBN

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/SMAN5PBN6XX6JS3UITMLJYWT7Z \
  | 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: 9300debc2df5efe4cb7444d8b4e2d3fe47c17953d5fb32978a042485bad25339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e659877ed04119f57c9b10be7d34267a402ab2b660a518a50e5d293f980eb4e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-08T19:01:07Z",
    "title_canon_sha256": "5c2102dc75e4ea46d9f33ffe5c81507e408b91ff73146cfce982d6fa80aa38da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.04764",
    "kind": "arxiv",
    "version": 1
  }
}