Pith Number

pith:TWGVSNJB

pith:2018:TWGVSNJBLAJWD4A6TSXSTO4M6H

not attested not anchored not stored refs pending

Fourier time lags in the dwarf nova SS Cygni

D. L. Coppejans, E. Aranzana, E. K\"ording, S. Scaringi, V. S. Dhillon

arxiv:1808.09253 v1 · 2018-08-28 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TWGVSNJBLAJWD4A6TSXSTO4M6H}

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	2026-05-18T00:06:00.961351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d8d593521581361f01e9caf29bb8cf1f92714c9fcafb76d645650022c8333c2

Aliases

arxiv: 1808.09253 · arxiv_version: 1808.09253v1 · doi: 10.48550/arxiv.1808.09253 · pith_short_12: TWGVSNJBLAJW · pith_short_16: TWGVSNJBLAJWD4A6 · pith_short_8: TWGVSNJB

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/TWGVSNJBLAJWD4A6TSXSTO4M6H \
  | 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: 9d8d593521581361f01e9caf29bb8cf1f92714c9fcafb76d645650022c8333c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acdd19069a308557ae7cd65bf9b8aa9c2d82e2f50c955d99c5b289674deb3a71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-08-28T12:37:30Z",
    "title_canon_sha256": "14c9cc79a956343bd726bd707502c41a56abedbea6f5939571aa81bc4ac5303c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09253",
    "kind": "arxiv",
    "version": 1
  }
}