Pith Number

pith:C3XAOGZU

pith:2020:C3XAOGZUIFU3N2KLBATGWXUMPM

not attested not anchored not stored refs pending

An empirical "high-confidence" candidate zone for $Fermi$ BL Lacertae objects

Bin-Bin Zhang, Fei-Fei Wang, Jianchao Feng, Kerui Zhu, Qingwen Wu, Shi-Ju Kang, Tian-Yuan Zheng, Yue Yin, Yu Liu

arxiv:2003.05942 v1 · 2020-03-12 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C3XAOGZUIFU3N2KLBATGWXUMPM}

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	2026-07-05T00:47:42.169850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16ee071b344169b6e94b08266b5e8c7b2004abdf021ba68c91a842df838fc9e2

Aliases

arxiv: 2003.05942 · arxiv_version: 2003.05942v1 · doi: 10.48550/arxiv.2003.05942 · pith_short_12: C3XAOGZUIFU3 · pith_short_16: C3XAOGZUIFU3N2KL · pith_short_8: C3XAOGZU

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/C3XAOGZUIFU3N2KLBATGWXUMPM \
  | 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: 16ee071b344169b6e94b08266b5e8c7b2004abdf021ba68c91a842df838fc9e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc98c0613a9154d7d43a81f85575429945fb7e33de361e1e6b935571ab146d3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-03-12T18:00:00Z",
    "title_canon_sha256": "b1edccff7314ae20b348a66be32e89b16bc65b5ff133c3c520069ad323a38c84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.05942",
    "kind": "arxiv",
    "version": 1
  }
}