Pith Number

pith:IJK6T6VH

pith:2018:IJK6T6VHSZD2G3E4PNIOMVMYCS

not attested not anchored not stored refs pending

The redshift distribution of BL Lacs and FSRQs

Alexa Zack, Andrew M. Jones, Brandt Webster, Chandra B. Singh, Damian J. Christian, David Garofalo, Dylan T. Walsh, Matthew I. Kim

arxiv:1809.00724 v1 · 2018-09-03 · 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{IJK6T6VHSZD2G3E4PNIOMVMYCS}

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	2026-05-17T23:55:11.898653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4255e9faa79647a36c9c7b50e6559814a311c788c3294b31850c12d458511008

Aliases

arxiv: 1809.00724 · arxiv_version: 1809.00724v1 · doi: 10.48550/arxiv.1809.00724 · pith_short_12: IJK6T6VHSZD2 · pith_short_16: IJK6T6VHSZD2G3E4 · pith_short_8: IJK6T6VH

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/IJK6T6VHSZD2G3E4PNIOMVMYCS \
  | 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: 4255e9faa79647a36c9c7b50e6559814a311c788c3294b31850c12d458511008

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bb17f4fb4842ecef3ceb2ecc05f8a6bee1727950e8d042488e6adb8e367186e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-09-03T21:33:25Z",
    "title_canon_sha256": "fbca711293dcf187f94bb94ba278a620bbe9aaa02e562ac9b33a5ed4642b9a86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00724",
    "kind": "arxiv",
    "version": 1
  }
}