Pith Number

pith:IZ6X34VK

pith:2007:IZ6X34VKDKMKXOTXNIQ7WJK2LY

not attested not anchored not stored refs pending

Optical Variability of the Radio Source J 1128+5925

Jianghua Wu, Jiansheng Chen, Jun Ma, Xu Zhou, Zhaoji Jiang, Zhenyu Wu

arxiv:0710.1472 v1 · 2007-10-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZ6X34VKDKMKXOTXNIQ7WJK2LY}

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	2026-07-04T15:24:45.273329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467d7df2aa1a98abba776a21fb255a5e012e0cd47338a886b3451956914f366b

Aliases

arxiv: 0710.1472 · arxiv_version: 0710.1472v1 · doi: 10.48550/arxiv.0710.1472 · pith_short_12: IZ6X34VKDKMK · pith_short_16: IZ6X34VKDKMKXOTX · pith_short_8: IZ6X34VK

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/IZ6X34VKDKMKXOTXNIQ7WJK2LY \
  | 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: 467d7df2aa1a98abba776a21fb255a5e012e0cd47338a886b3451956914f366b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15d8bd261c097d5414d56f375c5fedf13e3869328c95bee81a285985904f0194",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-10-08T06:53:02Z",
    "title_canon_sha256": "a4b5f0ef2db5c2171c012ad3ba7c69d57e385b60fa6f2a3ae1395ecb0f8a42c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.1472",
    "kind": "arxiv",
    "version": 1
  }
}