Pith Number

pith:FM5XFPAS

pith:2008:FM5XFPASNQLQQXONE5SJU2X7UA

not attested not anchored not stored refs pending

The Spectral Sequence of Blazars - Status and Perspectives

F. Tavecchio, G. Ghisellini, L. Foschini, L. Maraschi, R.M. Sambruna

arxiv:0802.1789 v1 · 2008-02-13 · 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{FM5XFPASNQLQQXONE5SJU2X7UA}

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	2026-07-04T15:44:41.768959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b3b72bc126c17085dcd27649a6affa02aae72aefd24dccca7fa3043bbf88852

Aliases

arxiv: 0802.1789 · arxiv_version: 0802.1789v1 · doi: 10.48550/arxiv.0802.1789 · pith_short_12: FM5XFPASNQLQ · pith_short_16: FM5XFPASNQLQQXON · pith_short_8: FM5XFPAS

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/FM5XFPASNQLQQXONE5SJU2X7UA \
  | 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: 2b3b72bc126c17085dcd27649a6affa02aae72aefd24dccca7fa3043bbf88852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "154cd27eb7630b07c2fab35ca3726b3fcaf8e39b1e3e1426b83797c63d5f20bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-13T09:55:42Z",
    "title_canon_sha256": "49d45c5d369615eeb45c61c3ae3387956e0225803b99ee337881a3159689cc97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.1789",
    "kind": "arxiv",
    "version": 1
  }
}