Pith Number

pith:2BPA74HY

pith:2012:2BPA74HY2ET2WWRPN3UEPNF6TT

not attested not anchored not stored refs pending

A Mexican Hat with holes: calculating low resolution power spectra from data with gaps

2), (2) MPA, 3), (3) Space Research Institute, 4), (4) CEFCA, C. Hernandez-Monteagudo (2, E. Churazov (2, Garching, I. Zhuravleva (2), Moscow, M. Revnivtsev (3) ((1) UNAB, P. Arevalo (1, Santiago de Chile, Teruel)

arxiv:1207.5825 v1 · 2012-07-24 · 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{2BPA74HY2ET2WWRPN3UEPNF6TT}

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	2026-05-18T03:43:17.983845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d05e0ff0f8d127ab5a2f6ee847b4be9ccb0d3ccd9e4cd7db28c463ea9f725727

Aliases

arxiv: 1207.5825 · arxiv_version: 1207.5825v1 · doi: 10.48550/arxiv.1207.5825 · pith_short_12: 2BPA74HY2ET2 · pith_short_16: 2BPA74HY2ET2WWRP · pith_short_8: 2BPA74HY

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/2BPA74HY2ET2WWRPN3UEPNF6TT \
  | 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: d05e0ff0f8d127ab5a2f6ee847b4be9ccb0d3ccd9e4cd7db28c463ea9f725727

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "985408f2b7d07be010b97c1d6dbb6a99ddc8cd548be9b7127e402c2cdfdb2544",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-24T20:58:43Z",
    "title_canon_sha256": "9c79298b78bde25cbb6b7aae00fe927f0b64f0e4cc90ca4bebbc2a7847d0369e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5825",
    "kind": "arxiv",
    "version": 1
  }
}