Pith Number

pith:PKY6BTA6

pith:2014:PKY6BTA6KO7N367LCAPVQ3ZPJ2

not attested not anchored not stored refs pending

Zeldovich pancakes in observational data are cold

M. Falco, M. Lindholmer, S. H. Hansen, T. Brinckmann

arxiv:1411.6650 v3 · 2014-11-24 · 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{PKY6BTA6KO7N367LCAPVQ3ZPJ2}

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	2026-05-18T00:45:08.765299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ab1e0cc1e53beddfbeb101f586f2f4eb73013439c9d8bcd5ebf55e1b9462757

Aliases

arxiv: 1411.6650 · arxiv_version: 1411.6650v3 · doi: 10.48550/arxiv.1411.6650 · pith_short_12: PKY6BTA6KO7N · pith_short_16: PKY6BTA6KO7N367L · pith_short_8: PKY6BTA6

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/PKY6BTA6KO7N367LCAPVQ3ZPJ2 \
  | 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: 7ab1e0cc1e53beddfbeb101f586f2f4eb73013439c9d8bcd5ebf55e1b9462757

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1031694e205cb1fa63b7530d19015bc985eb02afc0a6b9280e42f8e659ce09f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-11-24T21:25:26Z",
    "title_canon_sha256": "1f5e8062e866664c7b49997eace84a57d0ba06305b96818b796b970b53e5b39b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6650",
    "kind": "arxiv",
    "version": 3
  }
}