Pith Number

pith:XSWYVF3D

pith:2019:XSWYVF3D6V6PCNLLU5Z5YKVEPX

not attested not anchored not stored refs pending

X-ray spectra of Sgr A East and diffuse X-ray background near the Galactic center

Akiko Ono, Hideki Uchiyama, Katsuji Koyama, Kumiko K. Nobukawa, Masayoshi Nobukawa, Shigeo Yamauchi

arxiv:1902.08386 v1 · 2019-02-22 · 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{XSWYVF3D6V6PCNLLU5Z5YKVEPX}

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	2026-05-17T23:48:30.422616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcad8a9763f57cf1356ba773dc2aa47dc18a0e09ece9476d841b07c405a2c90b

Aliases

arxiv: 1902.08386 · arxiv_version: 1902.08386v1 · doi: 10.48550/arxiv.1902.08386 · pith_short_12: XSWYVF3D6V6P · pith_short_16: XSWYVF3D6V6PCNLL · pith_short_8: XSWYVF3D

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/XSWYVF3D6V6PCNLLU5Z5YKVEPX \
  | 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: bcad8a9763f57cf1356ba773dc2aa47dc18a0e09ece9476d841b07c405a2c90b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72047a681776b9cb48cc1a54a3459853c57b064ec3f2cd828f1a397dde0530d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-02-22T07:37:06Z",
    "title_canon_sha256": "7971795dab95f7f535da980661a23ecd637ecac588bd14b390d3d933bf50bb4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08386",
    "kind": "arxiv",
    "version": 1
  }
}