Pith Number

pith:XJAMBSHU

pith:2008:XJAMBSHUXPGDY5LNARTU5XMQHX

not attested not anchored not stored refs pending

Tests for Standard Accretion Disk Models by Variability in Active Galactic Nuclei

H. T. Liu, J. M. Bai, L. Ma, X. H. Zhao

arxiv:0803.0356 v1 · 2008-03-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJAMBSHUXPGDY5LNARTU5XMQHX}

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	2026-05-18T03:02:57.713792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba40c0c8f4bbcc3c756d04674edd903dd7cfa2930c0164c00df86ce0678c7565

Aliases

arxiv: 0803.0356 · arxiv_version: 0803.0356v1 · doi: 10.48550/arxiv.0803.0356 · pith_short_12: XJAMBSHUXPGD · pith_short_16: XJAMBSHUXPGDY5LN · pith_short_8: XJAMBSHU

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/XJAMBSHUXPGDY5LNARTU5XMQHX \
  | 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: ba40c0c8f4bbcc3c756d04674edd903dd7cfa2930c0164c00df86ce0678c7565

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39ad37b3ec183a0829572243e84f844ab5f4b2936933c330f6cb8b1e5cc59cda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-04T00:38:01Z",
    "title_canon_sha256": "f507f000cc3f90e696fd57e3767fbc9c5e9ddab6e0d40470e400b54d4a4a9864"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.0356",
    "kind": "arxiv",
    "version": 1
  }
}