Pith Number

pith:UIAAIXL7

pith:2015:UIAAIXL7WW24YPB4FZWBBZ5F4W

not attested not anchored not stored refs pending

Basic properties of Fermi blazars and the "blazar sequence"

Dingrong Xiong, Haojing Zhang, Jinming Bai, Xiong Zhang

arxiv:1504.02706 v1 · 2015-04-10 · 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{UIAAIXL7WW24YPB4FZWBBZ5F4W}

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	2026-05-18T02:03:32.978736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a200045d7fb5b5cc3c3c2e6c10e7a5e5b885bb291ab829c65c785bf579c89266

Aliases

arxiv: 1504.02706 · arxiv_version: 1504.02706v1 · doi: 10.48550/arxiv.1504.02706 · pith_short_12: UIAAIXL7WW24 · pith_short_16: UIAAIXL7WW24YPB4 · pith_short_8: UIAAIXL7

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/UIAAIXL7WW24YPB4FZWBBZ5F4W \
  | 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: a200045d7fb5b5cc3c3c2e6c10e7a5e5b885bb291ab829c65c785bf579c89266

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78fb4e8d708c87844e55487c76510c3dd795d9d7c582f3b1d31c73050ebb0298",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-04-10T15:21:55Z",
    "title_canon_sha256": "b3d70145d56964efb564b580340448c4e042d45cab76944db13d68efe391f69a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02706",
    "kind": "arxiv",
    "version": 1
  }
}