Pith Number

pith:FRRK7BCH

pith:2014:FRRK7BCHSLRWYG5VREYJ7JH6ZN

not attested not anchored not stored refs pending

X-ray diagnostics of chemical composition of the accretion disk and donor star in UCXBs II: XMM-Newton observations

2), (2) Space Research Institute of Russian Academy of Sciences, (3) Kavli Institute for Theoretical Physics, (4) ESO, Filippos Koliopanos (1), Germany, Germany), Lars Bildsten (3), Marat Gilfanov (1, Maria Diaz Trigo (4) ((1) MPI fur Astrophysik, Russia, USA

arxiv:1404.0617 v2 · 2014-04-02 · 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{FRRK7BCHSLRWYG5VREYJ7JH6ZN}

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	2026-05-18T02:50:51.464663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c62af844792e36c1bb589309fa4fecb5c395ba66bfd3e257a19efdbc0abd18a

Aliases

arxiv: 1404.0617 · arxiv_version: 1404.0617v2 · doi: 10.48550/arxiv.1404.0617 · pith_short_12: FRRK7BCHSLRW · pith_short_16: FRRK7BCHSLRWYG5V · pith_short_8: FRRK7BCH

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/FRRK7BCHSLRWYG5VREYJ7JH6ZN \
  | 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: 2c62af844792e36c1bb589309fa4fecb5c395ba66bfd3e257a19efdbc0abd18a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "617a6583d19a63e8bb0d7f449e5c7b89f5ca2af7f999d4b776967da432ad5e2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-04-02T17:08:52Z",
    "title_canon_sha256": "0b389d861007298afbcf3645302f0e7f000bad448dd1c9240c64dec90fed8229"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0617",
    "kind": "arxiv",
    "version": 2
  }
}