Pith Number

pith:LKGXBJIB

pith:2018:LKGXBJIBBUHEICBJXUAS5GJYBG

not attested not anchored not stored refs pending

Detecting Electron Density Fluctuations from Cosmic Microwave Background Polarization using a Bispectrum Approach

Chang Feng, Gilbert Holder

arxiv:1801.05396 v1 · 2018-01-16 · 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{LKGXBJIBBUHEICBJXUAS5GJYBG}

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	2026-05-18T00:12:53.525717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a8d70a5010d0e440829bd012e993809a726ac139143f08923d9fbe14cda5fea

Aliases

arxiv: 1801.05396 · arxiv_version: 1801.05396v1 · doi: 10.48550/arxiv.1801.05396 · pith_short_12: LKGXBJIBBUHE · pith_short_16: LKGXBJIBBUHEICBJ · pith_short_8: LKGXBJIB

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/LKGXBJIBBUHEICBJXUAS5GJYBG \
  | 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: 5a8d70a5010d0e440829bd012e993809a726ac139143f08923d9fbe14cda5fea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebe96244c96c7b2e429a1526ddda08fc8553d1d6533ecd98d7469106f120c77a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-01-16T18:16:16Z",
    "title_canon_sha256": "8552e18829b09bbe21d521d376aa0a16f4c0551aacebf6b3e67aaef9b494a0ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05396",
    "kind": "arxiv",
    "version": 1
  }
}