Pith Number

pith:4Y4BXZWG

pith:2014:4Y4BXZWGDA76YX3JTVU2FQ7RJR

not attested not anchored not stored refs pending

The nature of obscuration in AGN: II. insights from clustering properties

Cheng Li, Guinevere Kauffmann, Jing Wang, Li Shao

arxiv:1412.3550 v1 · 2014-12-11 · astro-ph.GA · 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{4Y4BXZWGDA76YX3JTVU2FQ7RJR}

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	2026-05-18T01:41:19.909130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6381be6c6183fec5f699d69a2c3f14c61d7a6a1b67a3a89dc04a0443c36b954

Aliases

arxiv: 1412.3550 · arxiv_version: 1412.3550v1 · doi: 10.48550/arxiv.1412.3550 · pith_short_12: 4Y4BXZWGDA76 · pith_short_16: 4Y4BXZWGDA76YX3J · pith_short_8: 4Y4BXZWG

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/4Y4BXZWGDA76YX3JTVU2FQ7RJR \
  | 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: e6381be6c6183fec5f699d69a2c3f14c61d7a6a1b67a3a89dc04a0443c36b954

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c215883f585714939ee04dacac8be997a5572bcd90fb26597d5b06c25963cf91",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-12-11T06:20:43Z",
    "title_canon_sha256": "f164659a4f9725b215960d828115f713474a9cd3d2a9f4842927f63f07600bf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3550",
    "kind": "arxiv",
    "version": 1
  }
}