Pith Number

pith:MGXQAXTO

pith:2014:MGXQAXTOAPQAL3OWNCAEKZWACA

not attested not anchored not stored refs pending

Quantitative evaluation of the hypothesis that BL Lacertae objects are QSO remnants

E.F. Borra

arxiv:1410.4117 v1 · 2014-10-15 · 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{MGXQAXTOAPQAL3OWNCAEKZWACA}

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	2026-05-18T01:41:48.212835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61af005e6e03e005edd668804566c0101d561ade1508238add6ffa99bca639f6

Aliases

arxiv: 1410.4117 · arxiv_version: 1410.4117v1 · doi: 10.48550/arxiv.1410.4117 · pith_short_12: MGXQAXTOAPQA · pith_short_16: MGXQAXTOAPQAL3OW · pith_short_8: MGXQAXTO

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/MGXQAXTOAPQAL3OWNCAEKZWACA \
  | 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: 61af005e6e03e005edd668804566c0101d561ade1508238add6ffa99bca639f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e54c64e28cd0ea4b7abf07cf05469797d4fb3e7b53a6490f65b0ca1a7a2e308",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-10-15T16:34:25Z",
    "title_canon_sha256": "6c43a280b9d4329d5c4fd176c4cea07baecc0784c00584f826eadd0b9d4d8633"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.4117",
    "kind": "arxiv",
    "version": 1
  }
}