Pith Number

pith:XDEMC7PM

pith:2009:XDEMC7PM7RJMKH24FGXRU5YMZQ

not attested not anchored not stored refs pending

Fast and precise map-making for massively multi-detector CMB experiments

A. Kusaka, B.R. Johnson, D. Sutton, H.K. Eriksen, I.K. Wehus, J.A. Zuntz, M.L. Brown, P.G. Ferreira, S.K. Naess

arxiv:0912.2738 v2 · 2009-12-14 · 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{XDEMC7PM7RJMKH24FGXRU5YMZQ}

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	2026-05-18T02:10:23.777012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8c8c17decfc52c51f5c29af1a770ccc1a070a76356adf02a7cebaf6aa45e499

Aliases

arxiv: 0912.2738 · arxiv_version: 0912.2738v2 · doi: 10.48550/arxiv.0912.2738 · pith_short_12: XDEMC7PM7RJM · pith_short_16: XDEMC7PM7RJMKH24 · pith_short_8: XDEMC7PM

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/XDEMC7PM7RJMKH24FGXRU5YMZQ \
  | 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: b8c8c17decfc52c51f5c29af1a770ccc1a070a76356adf02a7cebaf6aa45e499

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af8eb5c555ccc0deb295bf2767f2b6a68d9542c69d13cdf36272493abe0c2d58",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-14T21:02:00Z",
    "title_canon_sha256": "9783563e0f448a4fb474e50ebb8539c89e66d76fc289f9e246c0b732e6ad2e48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2738",
    "kind": "arxiv",
    "version": 2
  }
}