Pith Number

pith:DCV7VFGU

pith:1996:DCV7VFGU32T57IWTHAIQ4AJLLH

not attested not anchored not stored refs pending

On the soft X-ray spectra of gamma-loud blazars

A. Comastri, G. Fossati, G. Ghisellini, S. Molendi

arxiv:astro-ph/9612041 v1 · 1996-12-04 · 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{DCV7VFGU32T57IWTHAIQ4AJLLH}

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	2026-05-18T01:07:40.468239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18abfa94d4dea7dfa2d338110e012b59d0688f79f280a38759ff33c4ad986d97

Aliases

arxiv: astro-ph/9612041 · arxiv_version: astro-ph/9612041v1 · doi: 10.48550/arxiv.astro-ph/9612041 · pith_short_12: DCV7VFGU32T5 · pith_short_16: DCV7VFGU32T57IWT · pith_short_8: DCV7VFGU

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/DCV7VFGU32T57IWTHAIQ4AJLLH \
  | 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: 18abfa94d4dea7dfa2d338110e012b59d0688f79f280a38759ff33c4ad986d97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e830f8359d8fe54543ced63efc202284e2029ea36cd75677481921bbeb72ce26",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-12-04T17:48:00Z",
    "title_canon_sha256": "892d4445b0849757b4acd68237f0183b0b0eb61356d7a51ce47c45778cf8064b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9612041",
    "kind": "arxiv",
    "version": 1
  }
}