Pith Number

pith:NDHQ3DJF

pith:2018:NDHQ3DJFRUDZ2F7CTDIYFWZCWN

not attested not anchored not stored refs pending

Bayesian group finder based on marked point processes. Method and feasibility study using the 2MRS data set

Elmo Tempel, Jenny G. Sorce, Maarja Kruuse, Radu S. Stoica, Rain Kipper, Taavi Tuvikene

arxiv:1806.04469 v2 · 2018-06-12 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDHQ3DJFRUDZ2F7CTDIYFWZCWN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:03:05.322908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68cf0d8d258d079d17e298d182db22b35d97e532a7bb0f42d8fdf565d1530ec0

Aliases

arxiv: 1806.04469 · arxiv_version: 1806.04469v2 · doi: 10.48550/arxiv.1806.04469 · pith_short_12: NDHQ3DJFRUDZ · pith_short_16: NDHQ3DJFRUDZ2F7C · pith_short_8: NDHQ3DJF

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/NDHQ3DJFRUDZ2F7CTDIYFWZCWN \
  | 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: 68cf0d8d258d079d17e298d182db22b35d97e532a7bb0f42d8fdf565d1530ec0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac4cebbf7b8263a10b8ea34dfa40707aa2cff82f56f48eef80efd6c012bf4374",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-06-12T12:42:32Z",
    "title_canon_sha256": "c7d5494bd8096e97edd34537d4eca9721f8dd5e3f68c77b395497fd0902ad99f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04469",
    "kind": "arxiv",
    "version": 2
  }
}