Pith Number

pith:U7US6IYA

pith:2013:U7US6IYABGPST5WHSVXR2RQJOM

not attested not anchored not stored refs pending

Discovery of Fourier-dependent time lags in cataclysmic variables

C. Knigge, E. Koerding, P.J. Groot, P. Uttley, S. Scaringi, T. Maccarone, T.Marsh, V.S. Dhillon

arxiv:1302.5422 v1 · 2013-02-21 · astro-ph.GA · 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{U7US6IYABGPST5WHSVXR2RQJOM}

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	2026-05-18T01:51:34.322427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7e92f2300099f29f6c7956f1d46097333150bd9d0001176c1d6050c02fa517c

Aliases

arxiv: 1302.5422 · arxiv_version: 1302.5422v1 · doi: 10.48550/arxiv.1302.5422 · pith_short_12: U7US6IYABGPS · pith_short_16: U7US6IYABGPST5WH · pith_short_8: U7US6IYA

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/U7US6IYABGPST5WHSVXR2RQJOM \
  | 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: a7e92f2300099f29f6c7956f1d46097333150bd9d0001176c1d6050c02fa517c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0865ae440d1a2734d0f695709580878a6cf7ba4e65604326f18fa67cd627693",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-02-21T21:00:03Z",
    "title_canon_sha256": "6225031a7000ffc230a7fb07a061eb2c3ae777806cd680062c88e21374e0f569"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5422",
    "kind": "arxiv",
    "version": 1
  }
}