Pith Number

pith:5P7R42SS

pith:2012:5P7R42SSSWAS27G32QFZ4AUTJZ

not attested not anchored not stored refs pending

Investigating the reflection contribution to the X-ray emission of Ton S180

A.C. Fabian, D.J. Walton, E. Nardini

arxiv:1204.4451 v1 · 2012-04-19 · 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{5P7R42SSSWAS27G32QFZ4AUTJZ}

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	2026-05-18T01:57:48.485779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebff1e6a5295812d7cdbd40b9e02934e6fc3761bec50290a068f0c4084f8983c

Aliases

arxiv: 1204.4451 · arxiv_version: 1204.4451v1 · doi: 10.48550/arxiv.1204.4451 · pith_short_12: 5P7R42SSSWAS · pith_short_16: 5P7R42SSSWAS27G3 · pith_short_8: 5P7R42SS

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/5P7R42SSSWAS27G32QFZ4AUTJZ \
  | 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: ebff1e6a5295812d7cdbd40b9e02934e6fc3761bec50290a068f0c4084f8983c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b00c1a1d573de7a76afaf007cc8c4b2c57cf569dc775d46293a7ed7e832dc04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-04-19T20:00:03Z",
    "title_canon_sha256": "deffcf217228888d466e67b2458c925ebfa50b01fb2e7a8a6e2a0cadf30af02b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4451",
    "kind": "arxiv",
    "version": 1
  }
}