Pith Number

pith:ZNH42JNH

pith:2014:ZNH42JNHEB7HTSOFBHFGBGE57O

not attested not anchored not stored refs pending

Updated reduced CMB data and constraints on cosmological parameters

Bo Tang, Rong-Gen Cai, Zong-Kuan Guo

arxiv:1409.0223 v4 · 2014-08-31 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZNH42JNHEB7HTSOFBHFGBGE57O}

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	2026-05-18T01:37:23.401211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb4fcd25a7207e79c9c509ca60989dfb9c0e004ef112bd27b11bda742e9b99c2

Aliases

arxiv: 1409.0223 · arxiv_version: 1409.0223v4 · doi: 10.48550/arxiv.1409.0223 · pith_short_12: ZNH42JNHEB7H · pith_short_16: ZNH42JNHEB7HTSOF · pith_short_8: ZNH42JNH

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/ZNH42JNHEB7HTSOFBHFGBGE57O \
  | 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: cb4fcd25a7207e79c9c509ca60989dfb9c0e004ef112bd27b11bda742e9b99c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84ac8351e353d354a1614160a497e6193b042f4683cb37beed00ebd83676b77e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-08-31T14:19:21Z",
    "title_canon_sha256": "42a3e7e1749971e0f84ce92ffa1dd21e6590cebbd5eb6e3314e78b4d9ca496a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0223",
    "kind": "arxiv",
    "version": 4
  }
}