Pith Number

pith:L3TD3R3I

pith:2003:L3TD3R3IXZMUL6NVAWSQMQBF35

not attested not anchored not stored refs pending

Predicting the Polarization of The Microwave Background from the WMAP Temperature Maps

Andrew H. Jaffe (Imperial College London)

arxiv:astro-ph/0307118 v1 · 2003-07-07 · 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{L3TD3R3IXZMUL6NVAWSQMQBF35}

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	2026-05-18T01:40:38.552675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ee63dc768be5945f9b505a5064025df75b06e998875faa46e0d83e5860ce7aa

Aliases

arxiv: astro-ph/0307118 · arxiv_version: astro-ph/0307118v1 · doi: 10.48550/arxiv.astro-ph/0307118 · pith_short_12: L3TD3R3IXZMU · pith_short_16: L3TD3R3IXZMUL6NV · pith_short_8: L3TD3R3I

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/L3TD3R3IXZMUL6NVAWSQMQBF35 \
  | 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: 5ee63dc768be5945f9b505a5064025df75b06e998875faa46e0d83e5860ce7aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c78276afb79eb080acc405fca4a3ab548033d47f2a236d68a586e3e6681c4aab",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-07T15:57:49Z",
    "title_canon_sha256": "72a7fa210833b75f039e26106dbff87b7f4c07f9b549831f06978242876eda93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0307118",
    "kind": "arxiv",
    "version": 1
  }
}