Pith Number

pith:N7E3MYV5

pith:2017:N7E3MYV5E75HMEGL2OELQCKLWG

not attested not anchored not stored refs pending

The HectoMAP Cluster Survey - I. redMaPPer Clusters

Antonaldo Diaferio, Ho Seong Hwang, Jubee Sohn, Kenneth J. Rines, Margaret J. Geller, Yousuke Utsumi

arxiv:1712.00872 v2 · 2017-12-04 · 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{N7E3MYV5E75HMEGL2OELQCKLWG}

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	2026-05-18T00:17:42.014151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fc9b662bd27fa7610cbd388b8094bb1b59f2c6a1656ac11ac393e0a03bf69f3

Aliases

arxiv: 1712.00872 · arxiv_version: 1712.00872v2 · doi: 10.48550/arxiv.1712.00872 · pith_short_12: N7E3MYV5E75H · pith_short_16: N7E3MYV5E75HMEGL · pith_short_8: N7E3MYV5

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/N7E3MYV5E75HMEGL2OELQCKLWG \
  | 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: 6fc9b662bd27fa7610cbd388b8094bb1b59f2c6a1656ac11ac393e0a03bf69f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "993399af8e96d3a14b76b86c1836acae35e2f3eea3c18d0c4c921cf06a918093",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-12-04T01:49:41Z",
    "title_canon_sha256": "62eaf4f88df7dc3794e1403e992f1616082574ac60c2edd07612c9ae35b52b4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00872",
    "kind": "arxiv",
    "version": 2
  }
}