Pith Number

pith:FMGDGNRN

pith:2002:FMGDGNRNNJMZC2RR634WUSLWL5

not attested not anchored not stored refs pending

Broadband Spectra and Variability of BL Lacertae in 2000

C. M. Raiteri, G. Tagliaferri, H. D. Aller, H. Teraesranta, M. Boettcher, M. F. Aller, M. Ravasio, M. Villata, O. Mang

arxiv:astro-ph/0203379 v1 · 2002-03-21 · 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{FMGDGNRNNJMZC2RR634WUSLWL5}

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	2026-07-04T14:11:57.782815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b0c33362d6a59916a31f6f96a49765f6f97fbec1740046b2fb2a7f33d5ff994

Aliases

arxiv: astro-ph/0203379 · arxiv_version: astro-ph/0203379v1 · doi: 10.48550/arxiv.astro-ph/0203379 · pith_short_12: FMGDGNRNNJMZ · pith_short_16: FMGDGNRNNJMZC2RR · pith_short_8: FMGDGNRN

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/FMGDGNRNNJMZC2RR634WUSLWL5 \
  | 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: 2b0c33362d6a59916a31f6f96a49765f6f97fbec1740046b2fb2a7f33d5ff994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2324c7586fd46d8c20cdfa290a9bde17b51d73f546fa3d541d9cfeafee097765",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-03-21T16:20:55Z",
    "title_canon_sha256": "dea72f3c6cefbc325eabe10651fea7a3e9db4c2a1e7eca361777fb82e1a5a835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0203379",
    "kind": "arxiv",
    "version": 1
  }
}