Pith Number

pith:6NTPEP3Z

pith:2011:6NTPEP3ZQBLXLLAFSADWOYXTRU

not attested not anchored not stored refs pending

BL Lac Objects: Laboratories to study the environment and properties of emitting particles in relativistic jets

Fabrizio Tavecchio, Massimo Persic, Nijil Mankuzhiyil, Stefano Ansoldi

arxiv:1112.4862 v1 · 2011-12-20 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NTPEP3ZQBLXLLAFSADWOYXTRU}

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	2026-05-18T01:59:04.287655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f366f23f79805775ac0590076762f38d21cecdefe8503dcd279dac59df7b64e4

Aliases

arxiv: 1112.4862 · arxiv_version: 1112.4862v1 · doi: 10.48550/arxiv.1112.4862 · pith_short_12: 6NTPEP3ZQBLX · pith_short_16: 6NTPEP3ZQBLXLLAF · pith_short_8: 6NTPEP3Z

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/6NTPEP3ZQBLXLLAFSADWOYXTRU \
  | 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: f366f23f79805775ac0590076762f38d21cecdefe8503dcd279dac59df7b64e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "314bf44d8614c478c0aa3bdddd6f7b3d11625464d1c3015fc644e55089c80a28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-20T21:55:45Z",
    "title_canon_sha256": "7aea32cba2f42260aa134970cabd406058abc7e78157e18eaa8aa336a97e5d5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4862",
    "kind": "arxiv",
    "version": 1
  }
}