Pith Number

pith:YRZ6XOKS

pith:2009:YRZ6XOKSEM6T5Y6N7Z654YYW63

not attested not anchored not stored refs pending

CCD Photometry of a Newly Confirmed SU UMa-Type Dwarf Nova, NSV 4838

Akira Imada, Daisaku Nogami, Hiroyuki Maehara, Hiroyuki Yamamoto, Johen Pietz, Kazuhiro Nakajima, Kei Sugiyasu, Kenshi Yanagisawa, Kie Kodama, Masanao Sumiyoshi, Miho Suzuki, Shota Oizumi, Shunsuke Tanada, Taichi Kato, Takeshi Matsuo, Tatsuki Yasuda, Toshihiro Omodaka, Yoshihiro Arao, Yuuki Moritani

arxiv:0902.1013 v1 · 2009-02-06 · 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{YRZ6XOKSEM6T5Y6N7Z654YYW63}

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	2026-05-18T02:14:49.085809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c473ebb952233d3ee3cdfe7dde6316f6e9ce176c2523c9bd8b61e9834f405e0c

Aliases

arxiv: 0902.1013 · arxiv_version: 0902.1013v1 · doi: 10.48550/arxiv.0902.1013 · pith_short_12: YRZ6XOKSEM6T · pith_short_16: YRZ6XOKSEM6T5Y6N · pith_short_8: YRZ6XOKS

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/YRZ6XOKSEM6T5Y6N7Z654YYW63 \
  | 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: c473ebb952233d3ee3cdfe7dde6316f6e9ce176c2523c9bd8b61e9834f405e0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcc450f91a58f8fdd91706c52d1ffd6c62b8f3085b970ec6d78445c39fbd0226",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-02-06T05:37:56Z",
    "title_canon_sha256": "8062cc88ba3b78c5d6cd51a20a1bbe3813b6cc19a0494e27f8140bfd8e9acd63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1013",
    "kind": "arxiv",
    "version": 1
  }
}