Pith Number

pith:2FT56WGW

pith:2014:2FT56WGWHCOB4E445HO7GPHB45

not attested not anchored not stored refs pending

String loops oscillating in the field of Kerr black holes as a possible explanation of twin high-frequency quasiperiodic oscillations observed in microquasars

Martin Kolo\v{s}, Zden\v{e}k Stuchl\'ik

arxiv:1403.2748 v1 · 2014-03-11 · astro-ph.HE · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FT56WGWHCOB4E445HO7GPHB45}

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	2026-05-18T02:56:34.255016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d167df58d6389c1e139ce9ddf33ce1e748f9f2909182ea6660444f9e25bc66b6

Aliases

arxiv: 1403.2748 · arxiv_version: 1403.2748v1 · doi: 10.48550/arxiv.1403.2748 · pith_short_12: 2FT56WGWHCOB · pith_short_16: 2FT56WGWHCOB4E44 · pith_short_8: 2FT56WGW

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/2FT56WGWHCOB4E445HO7GPHB45 \
  | 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: d167df58d6389c1e139ce9ddf33ce1e748f9f2909182ea6660444f9e25bc66b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fabd91e45e25bcc6c66a7da180bfbdd1bf52d15132f110bb2f8be4fd1e8b916",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-03-11T20:43:45Z",
    "title_canon_sha256": "8b3debe656bd0693dfbd75a6434441a8763f17b9b05a06b1c8a16bcb3f2637b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2748",
    "kind": "arxiv",
    "version": 1
  }
}