Pith Number

pith:IXUJF6DE

pith:2017:IXUJF6DEFBO6VMA6G7PJAKLCYJ

not attested not anchored not stored refs pending

Are optical and X-ray AGN mostly disjoint?

Glennys R. Farrar, Yu-Xiao Dai

arxiv:1712.02414 v1 · 2017-12-06 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXUJF6DEFBO6VMA6G7PJAKLCYJ}

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	2026-05-18T00:28:21.987409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45e892f864285deab01e37de902962c25cc09f23a86d2c234906e495a0c02e2f

Aliases

arxiv: 1712.02414 · arxiv_version: 1712.02414v1 · doi: 10.48550/arxiv.1712.02414 · pith_short_12: IXUJF6DEFBO6 · pith_short_16: IXUJF6DEFBO6VMA6 · pith_short_8: IXUJF6DE

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/IXUJF6DEFBO6VMA6G7PJAKLCYJ \
  | 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: 45e892f864285deab01e37de902962c25cc09f23a86d2c234906e495a0c02e2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fc0eeaf3b58122acce8b299b5c903eda6fcfe289dee3f5b543cf8fdc332cf1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-06T21:19:46Z",
    "title_canon_sha256": "96ff11bfdc318d44170a21f9d8be3cc649458272cd63d397d3b53124a8dc4077"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02414",
    "kind": "arxiv",
    "version": 1
  }
}