Pith Number

pith:4AVDKWX6

pith:2024:4AVDKWX6DEXWBPTWFAHAJ4UQZ4

not attested not anchored not stored refs pending

Forecast measurement of the 21 cm global spectrum from Lunar orbit with the Vari-Zeroth-Order Polynomial (VZOP) method

Fengquan Wu, Furen Deng, Jiajun Zhang, Junhua Gu, Quan Guo, Tianyang Liu, Xuelei Chen, Yanping Cong, Yidong Xu, Yuan Shi

arxiv:2406.17000 v2 · 2024-06-24 · astro-ph.IM · 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{4AVDKWX6DEXWBPTWFAHAJ4UQZ4}

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	2026-07-05T11:06:08.283554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e02a355afe192f60be76280e04f290cf0f777cdbd37e7eaee0c8d59b814e3154

Aliases

arxiv: 2406.17000 · arxiv_version: 2406.17000v2 · doi: 10.48550/arxiv.2406.17000 · pith_short_12: 4AVDKWX6DEXW · pith_short_16: 4AVDKWX6DEXWBPTW · pith_short_8: 4AVDKWX6

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/4AVDKWX6DEXWBPTWFAHAJ4UQZ4 \
  | 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: e02a355afe192f60be76280e04f290cf0f777cdbd37e7eaee0c8d59b814e3154

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59c86e80c2acbd12b6fc02a3965881d019f7bdeb39cdc78a8dea094a369870d6",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-06-24T12:43:51Z",
    "title_canon_sha256": "c40a3a0654879afd11d5c6724189ebd2206b5c4c7afc78239381bbe469727736"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.17000",
    "kind": "arxiv",
    "version": 2
  }
}