Pith Number

pith:DLFLHCIP

pith:1999:DLFLHCIPDE3OYXB2OGMI2RXA25

not attested not anchored not stored refs pending

Anisotropy in the Cosmic Microwave Background at Degree Angular Scales: Python V Results

D. Alvarez, G. Griffin, G. Novak, J. B. Peterson, J. Kovac, K. Coble, K. Ganga, K. Miller, L. Knox, M. Dragovan, M. Newcomb, N. W. Halverson, S. Dodelson, S. R. Platt, W. L. Holzapfel

arxiv:astro-ph/9902195 v2 · 1999-02-15 · 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{DLFLHCIPDE3OYXB2OGMI2RXA25}

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	2026-07-04T16:10:42.668885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1acab3890f1936ec5c3a71988d46e0d75083d7a1ba48da036d703b39f7b3f671

Aliases

arxiv: astro-ph/9902195 · arxiv_version: astro-ph/9902195v2 · doi: 10.48550/arxiv.astro-ph/9902195 · pith_short_12: DLFLHCIPDE3O · pith_short_16: DLFLHCIPDE3OYXB2 · pith_short_8: DLFLHCIP

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/DLFLHCIPDE3OYXB2OGMI2RXA25 \
  | 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: 1acab3890f1936ec5c3a71988d46e0d75083d7a1ba48da036d703b39f7b3f671

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "980c1bb6a2916c318f4c9abd9641ec1156d58b2011ce7a0230b523aff169d114",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-02-15T06:39:04Z",
    "title_canon_sha256": "2e64e611ccbe0d7e8cc0be747aa9079532561950d47c7020e174896cdd98db46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9902195",
    "kind": "arxiv",
    "version": 2
  }
}