Pith Number

pith:NV5CLFDR

pith:2012:NV5CLFDRJFPAVKCTPHZ2PHUOTU

not attested not anchored not stored refs pending

The CIV Baldwin effect in QSOs from Seventh Data Release of the Sloan Digital Sky Survey

Institute of Theoretical Physics, Jian-Min Wang (2) ((1) Department of Physics, Ke-Liang Huang (1), Li-Ling Fang (1), Nanjing (2) IHEP), Nanjing Normal University, Wei-Hao Bian (1)

arxiv:1209.3496 v1 · 2012-09-16 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NV5CLFDRJFPAVKCTPHZ2PHUOTU}

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	2026-05-18T01:54:27.589554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7a259471495e0aa85379f3a79e8e9d0a0af3713b3da883a5f189cc1e947775

Aliases

arxiv: 1209.3496 · arxiv_version: 1209.3496v1 · doi: 10.48550/arxiv.1209.3496 · pith_short_12: NV5CLFDRJFPA · pith_short_16: NV5CLFDRJFPAVKCT · pith_short_8: NV5CLFDR

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/NV5CLFDRJFPAVKCTPHZ2PHUOTU \
  | 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: 6d7a259471495e0aa85379f3a79e8e9d0a0af3713b3da883a5f189cc1e947775

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a13093340fd2806f9f00afb7a0a897976240c2a0783574b7619a582429387a03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-16T15:44:01Z",
    "title_canon_sha256": "788ea780f7baa1b834cd22a8e831aebfd023fb8af1cdff21c7047239ceaa923c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3496",
    "kind": "arxiv",
    "version": 1
  }
}