Pith Number

pith:NFRIHHEI

pith:2007:NFRIHHEIWZZTT6XUGIYM5EDM4B

not attested not anchored not stored refs pending

Detecting dark energy with wavelets on the sphere

J. D. McEwen

arxiv:0708.3874 v1 · 2007-08-29 · 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{NFRIHHEIWZZTT6XUGIYM5EDM4B}

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	2026-05-18T03:15:58.063876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6962839c88b67339faf43230ce906ce0402ead183fa5856b7bd5cd48be82f901

Aliases

arxiv: 0708.3874 · arxiv_version: 0708.3874v1 · doi: 10.48550/arxiv.0708.3874 · pith_short_12: NFRIHHEIWZZT · pith_short_16: NFRIHHEIWZZTT6XU · pith_short_8: NFRIHHEI

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/NFRIHHEIWZZTT6XUGIYM5EDM4B \
  | 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: 6962839c88b67339faf43230ce906ce0402ead183fa5856b7bd5cd48be82f901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab08203175627b3a1d79b6f37268fd284ef51cd12028c8fc3162c72d14489fa7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-29T13:43:46Z",
    "title_canon_sha256": "5ae14c03c1a8a44ec7aec8f2a85fe438ecfe64dde57213732caa36aed20d3194"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.3874",
    "kind": "arxiv",
    "version": 1
  }
}