Pith Number

pith:GPRK7UQR

pith:2025:GPRK7UQRTKT7HQVNESPGJ2UNJH

not attested not anchored not stored refs pending

Identify Main-sequence Binaries from the Chinese Space Station Telescope Survey with Machine Learning. II. Based on Gaia and GALEX

Chao Liu, Jia-jia Li, Jian-ping Xiong, Xue-Fei Chen, Zhan-Wen Han, Zhi-Jia Tian

arxiv:2504.02229 v1 · 2025-04-03 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GPRK7UQRTKT7HQVNESPGJ2UNJH}

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	2026-07-05T10:43:53.187333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33e2afd2119aa7f3c2ad249e64ea8d49e65711b9cb6beccd13111997bb20c5c1

Aliases

arxiv: 2504.02229 · arxiv_version: 2504.02229v1 · doi: 10.48550/arxiv.2504.02229 · pith_short_12: GPRK7UQRTKT7 · pith_short_16: GPRK7UQRTKT7HQVN · pith_short_8: GPRK7UQR

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/GPRK7UQRTKT7HQVNESPGJ2UNJH \
  | 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: 33e2afd2119aa7f3c2ad249e64ea8d49e65711b9cb6beccd13111997bb20c5c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e594d21566f65d46139f110fcdd89a590fd6effdd5aa73f6ef898ddfcf7bb7e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-04-03T02:50:00Z",
    "title_canon_sha256": "ea493e5598a123b8788c5f439a0779d67cadd2bfe29e2efbabf978ba01684606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.02229",
    "kind": "arxiv",
    "version": 1
  }
}