Pith Number

pith:QKYDWTPM

pith:2014:QKYDWTPM3NOXAG7RTNOWNYPI3A

not attested not anchored not stored refs pending

HW Bootis: an enigmatic cataclysmic variable star

David Boyd, Gary Poyner, Graham Darlington, Ian Miller, Jeremy Shears, Mike Simonsen, Richard Sabo, Roger Pickard, William Stein

arxiv:1412.4364 v1 · 2014-12-14 · 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{QKYDWTPM3NOXAG7RTNOWNYPI3A}

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	2026-05-18T02:31:19.431682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82b03b4decdb5d701bf19b5d66e1e8d81f6db2ba2d79fe0ad9c377c0b8553856

Aliases

arxiv: 1412.4364 · arxiv_version: 1412.4364v1 · doi: 10.48550/arxiv.1412.4364 · pith_short_12: QKYDWTPM3NOX · pith_short_16: QKYDWTPM3NOXAG7R · pith_short_8: QKYDWTPM

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/QKYDWTPM3NOXAG7RTNOWNYPI3A \
  | 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: 82b03b4decdb5d701bf19b5d66e1e8d81f6db2ba2d79fe0ad9c377c0b8553856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c318a48f3544a8e5f6e9291a915ef6cefb2922213cd2387db29637da0b1da2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-12-14T14:28:50Z",
    "title_canon_sha256": "76ae8aece8289a1ea741318463ac733b1147a4d3631a6941d03b422102c38ff3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4364",
    "kind": "arxiv",
    "version": 1
  }
}