Pith Number

pith:2UT4YONX

pith:2009:2UT4YONXSTBQNSNRBMNXSZF752

not attested not anchored not stored refs pending

New Results of the Konkoly Blazhko Group

Johanna Jurcsik

arxiv:0910.3359 v1 · 2009-10-18 · 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{2UT4YONXSTBQNSNRBMNXSZF752}

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	2026-05-18T02:11:14.619286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d527cc39b794c306c9b10b1b7964bfee8475f1aa60e559b8be1b9a817209090d

Aliases

arxiv: 0910.3359 · arxiv_version: 0910.3359v1 · doi: 10.48550/arxiv.0910.3359 · pith_short_12: 2UT4YONXSTBQ · pith_short_16: 2UT4YONXSTBQNSNR · pith_short_8: 2UT4YONX

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/2UT4YONXSTBQNSNRBMNXSZF752 \
  | 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: d527cc39b794c306c9b10b1b7964bfee8475f1aa60e559b8be1b9a817209090d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86e623fbaa34b71ad5e862805a5595c5804f2105b7d85edd548a98018254ba06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-10-18T08:46:21Z",
    "title_canon_sha256": "85c13974478045570e93f8d8cd8370c1ad84c69cb8dfac072c51cdc5af65555d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3359",
    "kind": "arxiv",
    "version": 1
  }
}