Pith Number

pith:75FCOC7V

pith:2018:75FCOC7V262VLM7HFWXNDW7MEN

not attested not anchored not stored refs pending

Coherent brightness modulations in the dwarf nova AT Cancri

Albert Bruch, Geoffrey Stone, James Boardman, James L. Jones, John W. Rock, Joseph H. Ulowetz, Lewis M. Cook, Michael J. Cook, Shawn Dvorak

arxiv:1809.05640 v1 · 2018-09-15 · 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{75FCOC7V262VLM7HFWXNDW7MEN}

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	2026-05-18T00:05:40.383058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff4a270bf5d7b555b3e72daed1dbec236cf6775294415eb706096e98c4166cbb

Aliases

arxiv: 1809.05640 · arxiv_version: 1809.05640v1 · doi: 10.48550/arxiv.1809.05640 · pith_short_12: 75FCOC7V262V · pith_short_16: 75FCOC7V262VLM7H · pith_short_8: 75FCOC7V

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/75FCOC7V262VLM7HFWXNDW7MEN \
  | 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: ff4a270bf5d7b555b3e72daed1dbec236cf6775294415eb706096e98c4166cbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51314d8adf60ed72fba663a96c22a42a68de720ce483b573ab038a18f3c197de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-15T03:21:12Z",
    "title_canon_sha256": "7441c3f44dbaf687b34a2bddfa412d3984f03c004c45618e13d49903904eaadf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05640",
    "kind": "arxiv",
    "version": 1
  }
}