Pith Number

pith:GNPB5WAQ

pith:1996:GNPB5WAQIOZWWWPA6F2WNPTEIW

not attested not anchored not stored refs pending

The role of extended corona in formation of emission lines and continuum in AGN

(2) Copernicus Astronomical Center, A. Kurpiewski(1), B. Czerny(2) ((1)Warsaw University Observatory, J. Kuraszkiewicz(2), Warsaw)

arxiv:astro-ph/9611187 v1 · 1996-11-22 · 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{GNPB5WAQIOZWWWPA6F2WNPTEIW}

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	2026-05-18T01:40:18.754038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

335e1ed81043b36b59e0f17566be6445bf10d38f746412e3a1a0589bbbfa5c32

Aliases

arxiv: astro-ph/9611187 · arxiv_version: astro-ph/9611187v1 · doi: 10.48550/arxiv.astro-ph/9611187 · pith_short_12: GNPB5WAQIOZW · pith_short_16: GNPB5WAQIOZWWWPA · pith_short_8: GNPB5WAQ

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/GNPB5WAQIOZWWWPA6F2WNPTEIW \
  | 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: 335e1ed81043b36b59e0f17566be6445bf10d38f746412e3a1a0589bbbfa5c32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed4333f2f821ada2127885e45fc1b19e162fd8d03a014410c22d30d8a0c388d0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-11-22T14:39:44Z",
    "title_canon_sha256": "2af72baa979a0e130661e3c084124921e962e80f263ddf8fdc5d0e15c2da3922"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9611187",
    "kind": "arxiv",
    "version": 1
  }
}