Pith Number

pith:CZIXCBBD

pith:2012:CZIXCBBDZUX5RAPNCOUZ2GN6RD

not attested not anchored not stored refs pending

Seven-Year Multi-Color Optical Monitoring of BL Lacertae Object S5 0716+714

Jianghua Wu, Jun Ma, Lingzhi Wang, Qirong Yuan, Xu Zhou, Yan Dai, Zong-Hong Zhu

arxiv:1212.5875 v1 · 2012-12-24 · astro-ph.HE · 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{CZIXCBBDZUX5RAPNCOUZ2GN6RD}

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	2026-05-18T01:52:28.756636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1651710423cd2fd881ed13a99d19be88e191c65fb3592bda2572ec53e779ed7e

Aliases

arxiv: 1212.5875 · arxiv_version: 1212.5875v1 · doi: 10.48550/arxiv.1212.5875 · pith_short_12: CZIXCBBDZUX5 · pith_short_16: CZIXCBBDZUX5RAPN · pith_short_8: CZIXCBBD

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/CZIXCBBDZUX5RAPNCOUZ2GN6RD \
  | 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: 1651710423cd2fd881ed13a99d19be88e191c65fb3592bda2572ec53e779ed7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7809cbd2fd712b413aeece8bef72560686c78f655c641e36a137d4aa317841bf",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-12-24T08:28:29Z",
    "title_canon_sha256": "0481854dd1c9cee0806e69bb5c55842f5889b97bdfe444b97d67946f7ea90b34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5875",
    "kind": "arxiv",
    "version": 1
  }
}