Pith Number

pith:5YQWL5JF

pith:2017:5YQWL5JFNNWHPR4TV2RZHYKZAC

not attested not anchored not stored refs pending

Spitzer's View of the Candidate Cluster and Protocluster Catalog (CCPC)

J.R. Franck, S.S. McGaugh

arxiv:1701.05560 v1 · 2017-01-19 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5YQWL5JFNNWHPR4TV2RZHYKZAC}

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	2026-05-18T00:50:17.087417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee2165f5256b6c77c793aea393e15900890e49f77840b11398b1285a99a80e8e

Aliases

arxiv: 1701.05560 · arxiv_version: 1701.05560v1 · doi: 10.48550/arxiv.1701.05560 · pith_short_12: 5YQWL5JFNNWH · pith_short_16: 5YQWL5JFNNWHPR4T · pith_short_8: 5YQWL5JF

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/5YQWL5JFNNWHPR4TV2RZHYKZAC \
  | 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: ee2165f5256b6c77c793aea393e15900890e49f77840b11398b1285a99a80e8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "377f4ad5c484f469aed83e3d4fbcb79b9070301ca6a25d50a91477d775857134",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-01-19T19:00:03Z",
    "title_canon_sha256": "93bf506b27739a4a6c3452ae9f2ec846f0a578d713ea4aff516d66f89dff5c0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05560",
    "kind": "arxiv",
    "version": 1
  }
}