Pith Number

pith:R6ZYMLTA

pith:2012:R6ZYMLTABDV76UOQAHXDO5JXPE

not attested not anchored not stored refs pending

A Method to Extract the Angular Power Spectrum of the Epoch of Reionization from Low-Frequency Radio Interferometers

Haiguang Xu, Jingying Wang, Jun-Hua Gu, Qian Zheng, Xiang-Ping Wu

arxiv:1209.2750 v3 · 2012-09-12 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6ZYMLTABDV76UOQAHXDO5JXPE}

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	2026-05-18T01:54:29.704209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fb3862e6008ebff51d001ee37753779098fefb5f20516a9ee3b06f0344bcca1

Aliases

arxiv: 1209.2750 · arxiv_version: 1209.2750v3 · doi: 10.48550/arxiv.1209.2750 · pith_short_12: R6ZYMLTABDV7 · pith_short_16: R6ZYMLTABDV76UOQ · pith_short_8: R6ZYMLTA

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/R6ZYMLTABDV76UOQAHXDO5JXPE \
  | 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: 8fb3862e6008ebff51d001ee37753779098fefb5f20516a9ee3b06f0344bcca1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0925e4ae22608e2131a8dc3debe7b098929ff7d59454641d429cdf773f054e3",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-12T23:17:38Z",
    "title_canon_sha256": "6ded187bcbfed1572903f0f4dbccfaf7be2e5b7ae80bdda80ef0e0224c47f91f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2750",
    "kind": "arxiv",
    "version": 3
  }
}