Pith Number

pith:JUW32UIN

pith:1998:JUW32UINTZUHBQGK5RRSO7RYEP

not attested not anchored not stored refs pending

A theoretical unifying scheme for gamma-ray bright blazars

A. Celotti, A. Comastri, G. Fossati, G. Ghisellini, L. Maraschi

arxiv:astro-ph/9807317 v1 · 1998-07-30 · 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{JUW32UINTZUHBQGK5RRSO7RYEP}

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	2026-07-04T16:06:53.812331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d2dbd510d9e6870c0caec63277e3823d179aca0eb7e91399c08796e22d3368e

Aliases

arxiv: astro-ph/9807317 · arxiv_version: astro-ph/9807317v1 · doi: 10.48550/arxiv.astro-ph/9807317 · pith_short_12: JUW32UINTZUH · pith_short_16: JUW32UINTZUHBQGK · pith_short_8: JUW32UIN

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/JUW32UINTZUHBQGK5RRSO7RYEP \
  | 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: 4d2dbd510d9e6870c0caec63277e3823d179aca0eb7e91399c08796e22d3368e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a40c16140167d30bca12cd62fd0f03e0446bb7839922b5e027d880d677361769",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-07-30T10:58:03Z",
    "title_canon_sha256": "596891bdd50b867e36110ab8b8ee1a791f4196aa22ebaaa5e289fc8e612d2b15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9807317",
    "kind": "arxiv",
    "version": 1
  }
}