Pith Number

pith:Q3TYJ45A

pith:2022:Q3TYJ45AT6Z742M7GIIU6UOQ45

not attested not anchored not stored refs pending

Simple analytic formula relating the mass and spin of accreting compact objects to their rapid X-ray variability

Andrea Kotrlov\'a, Debora Lan\v{c}ov\'a, Eva \v{S}r\'amkov\'a, Gabriela Urbancov\'a, Gabriel T\"or\"ok, Kate\v{r}ina Klimovi\v{c}ov\'a, Monika Matuszkov\'a

arxiv:2203.04787 v1 · 2022-03-09 · 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{Q3TYJ45AT6Z742M7GIIU6UOQ45}

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	2026-07-05T04:16:02.747633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86e784f3a09fb3fe699f32114f51d0e761685f2d8c23c676b4302d6a1f2b1a2b

Aliases

arxiv: 2203.04787 · arxiv_version: 2203.04787v1 · doi: 10.48550/arxiv.2203.04787 · pith_short_12: Q3TYJ45AT6Z7 · pith_short_16: Q3TYJ45AT6Z742M7 · pith_short_8: Q3TYJ45A

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/Q3TYJ45AT6Z742M7GIIU6UOQ45 \
  | 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: 86e784f3a09fb3fe699f32114f51d0e761685f2d8c23c676b4302d6a1f2b1a2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d52d1cff234055a7054993467bcd928a6fb264dacb77d9a6e25f1f35a1dec2e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-03-09T15:11:41Z",
    "title_canon_sha256": "56a4e4922cd8fe6be132be007b1160b0bf01cfe4e6cf35543ca9b8c89c83dc22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.04787",
    "kind": "arxiv",
    "version": 1
  }
}