Pith Number

pith:JUB2HVR3

pith:2012:JUB2HVR3G3LQAOBUG36MJDFEY2

not attested not anchored not stored refs pending

The Photometric System of Tsinghua-NAOC 80-cm Telescope at NAOC Xinglong Observatory

Fang Huang, Jing-Yao Hu, Jun-Zheng Li, Ren-Cheng Shang, Tian-Meng Zhang, Xiao-Feng Wang, Xiao-Jun Jiang, Yu-Lei Qiu

arxiv:1205.6529 v1 · 2012-05-30 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUB2HVR3G3LQAOBUG36MJDFEY2}

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	2026-05-18T01:57:15.708076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d03a3d63b36d700383436fcc48ca4c686d2eceb8f7d9480e388cda4b71fd060

Aliases

arxiv: 1205.6529 · arxiv_version: 1205.6529v1 · doi: 10.48550/arxiv.1205.6529 · pith_short_12: JUB2HVR3G3LQ · pith_short_16: JUB2HVR3G3LQAOBU · pith_short_8: JUB2HVR3

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/JUB2HVR3G3LQAOBUG36MJDFEY2 \
  | 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: 4d03a3d63b36d700383436fcc48ca4c686d2eceb8f7d9480e388cda4b71fd060

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d9ca7458f3b6c062ebe0b89b1196b9e4f280dcd89e4fea92c63b20f914fe924",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-05-30T02:26:35Z",
    "title_canon_sha256": "f4b92d661f811d43c378f93a7150543362bca10b3b926ebee94fe3ee9c8048cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6529",
    "kind": "arxiv",
    "version": 1
  }
}