Pith Number

pith:O3EX3VU3

pith:2014:O3EX3VU3SSTEEXVG5YJ4YVK5Y6

not attested not anchored not stored refs pending

Spectral and Timing Nature of the Symbiotic X-ray Binary 4U 1954+319: The Slowest Rotating Neutron Star in an X-ray Binary System

Diana Marcu, Felix Fuerst, Jorn Wilms, Katja Pottschmidt, Kazuo Makishima, Makoto Sasano, Robin H.D. Corbet, Shin'ya Yamada, Teruaki Enoto, Toru Tamagawa

arxiv:1404.0134 v1 · 2014-04-01 · 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{O3EX3VU3SSTEEXVG5YJ4YVK5Y6}

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	2026-05-18T01:43:43.521253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76c97dd69b94a6425ea6ee13cc555dc789d6c2b58e4e88893746f3d1a2632f4f

Aliases

arxiv: 1404.0134 · arxiv_version: 1404.0134v1 · doi: 10.48550/arxiv.1404.0134 · pith_short_12: O3EX3VU3SSTE · pith_short_16: O3EX3VU3SSTEEXVG · pith_short_8: O3EX3VU3

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/O3EX3VU3SSTEEXVG5YJ4YVK5Y6 \
  | 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: 76c97dd69b94a6425ea6ee13cc555dc789d6c2b58e4e88893746f3d1a2632f4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a4bcaa5909ba1cbf4c5cddd11f7159e8444a917bf127f7204cb5f35449fa39b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-04-01T05:59:13Z",
    "title_canon_sha256": "68e8fb96dc17683bb2307d17579ac6a54013828fe13407639654ee450bc21f3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0134",
    "kind": "arxiv",
    "version": 1
  }
}