Pith Number

pith:Z3YFQ6TM

pith:1996:Z3YFQ6TMA7BZ5ATDKY7E3OCEOB

not attested not anchored not stored refs pending

The Synchrotron Boiler: a Thermalizer in Seyfert Galaxies

Francesco Haardt, Gabriele Ghisellini, Roland Svensson

arxiv:astro-ph/9612081 v1 · 1996-12-09 · 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{Z3YFQ6TMA7BZ5ATDKY7E3OCEOB}

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	2026-05-18T01:07:40.426142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cef0587a6c07c39e8263563e4db844704517a9bfdcc1f6f4f286f1d56f9c5695

Aliases

arxiv: astro-ph/9612081 · arxiv_version: astro-ph/9612081v1 · doi: 10.48550/arxiv.astro-ph/9612081 · pith_short_12: Z3YFQ6TMA7BZ · pith_short_16: Z3YFQ6TMA7BZ5ATD · pith_short_8: Z3YFQ6TM

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/Z3YFQ6TMA7BZ5ATDKY7E3OCEOB \
  | 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: cef0587a6c07c39e8263563e4db844704517a9bfdcc1f6f4f286f1d56f9c5695

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f890958cb52e59c1270d9a9d38505f977c5a3901f4c9ea33c2fa8ef2714d50e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-12-09T13:50:05Z",
    "title_canon_sha256": "fe8b9e3606fceff4b479c3017aefe190a93fde9038163fd89d03bdeffcfacfeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9612081",
    "kind": "arxiv",
    "version": 1
  }
}