Pith Number

pith:PXNPA5SA

pith:2002:PXNPA5SA5NX7ZT2SVTXWTEY2FF

not attested not anchored not stored refs pending

Internal Shocks and the Blazar Sequence

A. Celotti, D. Guetta, D. Lazzati, G. Ghisellini

arxiv:astro-ph/0210115 v1 · 2002-10-04 · 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{PXNPA5SA5NX7ZT2SVTXWTEY2FF}

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	2026-07-04T14:12:16.789674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ddaf07640eb6ffccf52acef69931a2961e4566a89c1e3388b46ae9dffa8967e

Aliases

arxiv: astro-ph/0210115 · arxiv_version: astro-ph/0210115v1 · doi: 10.48550/arxiv.astro-ph/0210115 · pith_short_12: PXNPA5SA5NX7 · pith_short_16: PXNPA5SA5NX7ZT2S · pith_short_8: PXNPA5SA

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/PXNPA5SA5NX7ZT2SVTXWTEY2FF \
  | 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: 7ddaf07640eb6ffccf52acef69931a2961e4566a89c1e3388b46ae9dffa8967e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27eed388dc0154cdd64f92f86dd7f57bf9a956ff10ff2beb5c9dc55984a7ce89",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-04T14:58:56Z",
    "title_canon_sha256": "b0acbf68822c8b4d28760baa49d6486918e951152d51a44927a3931ec5dab1c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210115",
    "kind": "arxiv",
    "version": 1
  }
}