Pith Number

pith:ILVUKLXB

pith:2009:ILVUKLXBG5QP2C34O6N4G6TRKD

not attested not anchored not stored refs pending

General physical properties of bright Fermi blazars

(2) SISSA), A. Celotti (2) ((1) INAF-Brera Observ., F. Tavecchio (1), G. Ghirlanda (1), G. Ghisellini (1), L. Foschini (1), L. Maraschi (1)

arxiv:0909.0932 v2 · 2009-09-04 · astro-ph.CO · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ILVUKLXBG5QP2C34O6N4G6TRKD}

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	2026-05-18T02:11:59.637390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42eb452ee13760fd0b7c779bc37a7150d1af08a0acbdecabcd5c73e62b198933

Aliases

arxiv: 0909.0932 · arxiv_version: 0909.0932v2 · doi: 10.48550/arxiv.0909.0932 · pith_short_12: ILVUKLXBG5QP · pith_short_16: ILVUKLXBG5QP2C34 · pith_short_8: ILVUKLXB

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/ILVUKLXBG5QP2C34O6N4G6TRKD \
  | 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: 42eb452ee13760fd0b7c779bc37a7150d1af08a0acbdecabcd5c73e62b198933

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1af13152a428837a1eb5972086705eb0d0dba7f4c7c8a976d58bfe29a6147f8",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-04T18:17:56Z",
    "title_canon_sha256": "4e28b0397c9691acdcc3917ce2b7dc7ce4f6de4e1fc3d2fd3cbf7262daca7325"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0932",
    "kind": "arxiv",
    "version": 2
  }
}