Pith Number

pith:YTYUMHO2

pith:2019:YTYUMHO2TBZGFSOD23OZ67YYLK

not attested not anchored not stored refs pending

Red-skewed K$\alpha$ iron lines in GX 13+1

3), 4, 5) ((1) Ferrara University, Department of Physics, Earth Science, F. Frontera (1, France (3) Laboratoire ApC, France (4) INAF/Osservatorio di Astrofisica e Scienza dello Spazio (OAS) Bologna, Italy), Italy (2) CEA Saclay, Italy (5) ICRANET, L. Titarchuk (1), M. Orlandini (4), P. Laurent (2, T. Maiolino (1)

arxiv:1903.11813 v1 · 2019-03-28 · 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{YTYUMHO2TBZGFSOD23OZ67YYLK}

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	2026-05-17T23:47:16.594063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4f1461dda987262c9c3d6dd9f7f185a9f4c41962c31705e37fd50bf1bbb031c

Aliases

arxiv: 1903.11813 · arxiv_version: 1903.11813v1 · doi: 10.48550/arxiv.1903.11813 · pith_short_12: YTYUMHO2TBZG · pith_short_16: YTYUMHO2TBZGFSOD · pith_short_8: YTYUMHO2

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/YTYUMHO2TBZGFSOD23OZ67YYLK \
  | 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: c4f1461dda987262c9c3d6dd9f7f185a9f4c41962c31705e37fd50bf1bbb031c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac08cc0f5c3e6939875b4b1197869f5ecb2ecf1b842d4f5b81d4cdd25908c8e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-28T07:30:36Z",
    "title_canon_sha256": "3ccbe0dfcb6aea509dd6aef9088a78e119ab0fa1edf198b0fa948f272df66607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11813",
    "kind": "arxiv",
    "version": 1
  }
}