Pith Number

pith:PC5TJ7PQ

pith:2018:PC5TJ7PQ4TTLAPYSHYXTDGUPHR

not attested not anchored not stored refs pending

Accretion in Active Galactic Nuclei

Bozena Czerny, Mohammad-Hassan Naddaf

arxiv:1811.04326 v2 · 2018-11-10 · 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{PC5TJ7PQ4TTLAPYSHYXTDGUPHR}

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	2026-05-17T23:54:39.065807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78bb34fdf0e4e6b03f123e2f319a8f3c65ddb723e235c3fcb7bd6a5d5d2802eb

Aliases

arxiv: 1811.04326 · arxiv_version: 1811.04326v2 · doi: 10.48550/arxiv.1811.04326 · pith_short_12: PC5TJ7PQ4TTL · pith_short_16: PC5TJ7PQ4TTLAPYS · pith_short_8: PC5TJ7PQ

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/PC5TJ7PQ4TTLAPYSHYXTDGUPHR \
  | 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: 78bb34fdf0e4e6b03f123e2f319a8f3c65ddb723e235c3fcb7bd6a5d5d2802eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a83d7b6103e81f1ab196d6e13e1a4205b018e89c5b3d04e6ea7879bdae90ba6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-11-10T23:53:12Z",
    "title_canon_sha256": "2ed100e31091aa34d1097ba24a143e78cbbb2427bc09f357271acbb44f3ead90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04326",
    "kind": "arxiv",
    "version": 2
  }
}