Pith Number

pith:RHXRFPDA

pith:2013:RHXRFPDALE3YUXB6HS2KADMMUM

not attested not anchored not stored refs pending

Discovery of X-ray emission from young suns in the Small Magellanic Cloud

C. J. Evans, J. Reyes-Iturbide, J. S. Gallagher III, L. M. Oskinova, M. A. Guerrero, M. G\"udel, R. A. Gruendl, R. Hainich, S. Silich, V. H\'enault-Brunet, W. Sun, Y. Chen, Y.-H. Chu, Y. Naz\'e

arxiv:1301.3500 v1 · 2013-01-15 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHXRFPDALE3YUXB6HS2KADMMUM}

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	2026-07-05T01:57:43.776946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89ef12bc6059378a5c3e3cb4a00d8ca30b64ed17cc14a0057811e0aa3106254c

Aliases

arxiv: 1301.3500 · arxiv_version: 1301.3500v1 · doi: 10.48550/arxiv.1301.3500 · pith_short_12: RHXRFPDALE3Y · pith_short_16: RHXRFPDALE3YUXB6 · pith_short_8: RHXRFPDA

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/RHXRFPDALE3YUXB6HS2KADMMUM \
  | 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: 89ef12bc6059378a5c3e3cb4a00d8ca30b64ed17cc14a0057811e0aa3106254c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53ed4d43591f7097b84da8a9dfc3ed6e7a91bd845242ee4745d370ea1a00543b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-15T21:01:09Z",
    "title_canon_sha256": "aa82718d1757e3ce3fadcf4db62808871fe91e0a9ae980894e2037fba83b473e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3500",
    "kind": "arxiv",
    "version": 1
  }
}