Pith Number

pith:P2UOKNPQ

pith:2019:P2UOKNPQRLIFBOXHGISRMGQKVH

not attested not anchored not stored refs pending

The Modulating Optical Depth of Photoelectric Absorption Edge with Pulse Phase in Accretion-Powered X-ray Pulsars

Shunji Kitamoto, Yuki Yoshida

arxiv:1906.08037 v2 · 2019-06-19 · 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{P2UOKNPQRLIFBOXHGISRMGQKVH}

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	2026-07-04T23:51:45.007917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ea8e535f08ad050bae73225161a0aa9f4ea2594b9b261a4cb71bf54727bf059

Aliases

arxiv: 1906.08037 · arxiv_version: 1906.08037v2 · doi: 10.48550/arxiv.1906.08037 · pith_short_12: P2UOKNPQRLIF · pith_short_16: P2UOKNPQRLIFBOXH · pith_short_8: P2UOKNPQ

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/P2UOKNPQRLIFBOXHGISRMGQKVH \
  | 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: 7ea8e535f08ad050bae73225161a0aa9f4ea2594b9b261a4cb71bf54727bf059

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90d4b7dc29d2b36aac2e7bb7ee100a53b442fc94858316de7264bb13d08949cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-06-19T12:13:44Z",
    "title_canon_sha256": "9165e331d565bdedda89fe7d8e58943e36555cfa7a86c49f98a4ecb22e9e8d1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08037",
    "kind": "arxiv",
    "version": 2
  }
}