Pith Number

pith:NRS3FE56

pith:2022:NRS3FE56FMFIJLMAJU5KRRJFNQ

not attested not anchored not stored refs pending

The effect of selection -- a tale of cluster mass measurement bias induced by correlation and projection

James Annis, Yuanyuan Zhang

arxiv:2201.02167 v1 · 2022-01-06 · 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{NRS3FE56FMFIJLMAJU5KRRJFNQ}

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	2026-07-05T03:51:12.441023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c65b293be2b0a84ad804d3aa8c5256c02d8e8860c5bad5e696de24632ac734b

Aliases

arxiv: 2201.02167 · arxiv_version: 2201.02167v1 · doi: 10.48550/arxiv.2201.02167 · pith_short_12: NRS3FE56FMFI · pith_short_16: NRS3FE56FMFIJLMA · pith_short_8: NRS3FE56

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/NRS3FE56FMFIJLMAJU5KRRJFNQ \
  | 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: 6c65b293be2b0a84ad804d3aa8c5256c02d8e8860c5bad5e696de24632ac734b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7c44ea395d08100ec117d831abd7a419eb85ca731c65f005815e3f8d1a99561",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-01-06T18:16:56Z",
    "title_canon_sha256": "256bf99654de39e888ac08ed398f873b5298e01bb03a43b56096170465315b97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.02167",
    "kind": "arxiv",
    "version": 1
  }
}