Pith Number

pith:ZZQK23W3

pith:2017:ZZQK23W3NAHS2XZR6TBGFBVL6D

not attested not anchored not stored refs pending

Superhumps linked to X-ray emission. The superoutbursts of SSS J122221.7-311525 and GW Lib

A. P. Beardmore, C. Knigge, E. Kuulkers, J. P. Osborne, K. L. Page, S. V. Zharikov, T. Marsh, V. F. Suleimanov, V. V. Neustroev

arxiv:1712.03515 v1 · 2017-12-10 · 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{ZZQK23W3NAHS2XZR6TBGFBVL6D}

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	2026-05-18T00:21:09.110866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce60ad6edb680f2d5f31f4c26286abf0eb55ce347565eafd6fee0fc0a72c5bc5

Aliases

arxiv: 1712.03515 · arxiv_version: 1712.03515v1 · doi: 10.48550/arxiv.1712.03515 · pith_short_12: ZZQK23W3NAHS · pith_short_16: ZZQK23W3NAHS2XZR · pith_short_8: ZZQK23W3

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/ZZQK23W3NAHS2XZR6TBGFBVL6D \
  | 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: ce60ad6edb680f2d5f31f4c26286abf0eb55ce347565eafd6fee0fc0a72c5bc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14a40281f6587e440c00fa7ba6df9f859428bc9bf91986fe11c3e9d2f930151a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-10T12:30:33Z",
    "title_canon_sha256": "7cfca97999b95e22b0918929704b2129c3f6f55877c4bd68a416336cf3cf93f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03515",
    "kind": "arxiv",
    "version": 1
  }
}