Pith Number

pith:URMBYB4B

pith:2002:URMBYB4BLWVAT5ACLPNTXAYHVU

not attested not anchored not stored refs pending

A Fast Gridded Method for the Estimation of the Power Spectrum of the CMB from Interferometer Data with Application to the Cosmic Background Imager

A. C. S. Readhead, B. S. Mason, C. R. Contaldi, D. Pogosyan, J. L. Sievers, J. R. Bond, M. C. Shepherd (Caltech), S. Prunet (CITA), S. T. Myers (NRAO), T. J. Pearson, U.-L. Pen

arxiv:astro-ph/0205385 v1 · 2002-05-23 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URMBYB4BLWVAT5ACLPNTXAYHVU}

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	2026-07-04T16:30:03.892845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4581c07815daa09f4025bdb3b8307ad26bd32195a9d7cc712ee2c64cdd65ce5

Aliases

arxiv: astro-ph/0205385 · arxiv_version: astro-ph/0205385v1 · doi: 10.48550/arxiv.astro-ph/0205385 · pith_short_12: URMBYB4BLWVA · pith_short_16: URMBYB4BLWVAT5AC · pith_short_8: URMBYB4B

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/URMBYB4BLWVAT5ACLPNTXAYHVU \
  | 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: a4581c07815daa09f4025bdb3b8307ad26bd32195a9d7cc712ee2c64cdd65ce5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6631fcd2a6a5fbcf09d10b7149bc5f1a3b25798caf7d77ddd8df2cf31e7e3d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-05-23T01:25:24Z",
    "title_canon_sha256": "7fa1264e18d2545475bf989673e960aea8c77b7da8c62b5bde299c48165a48d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0205385",
    "kind": "arxiv",
    "version": 1
  }
}