Pith Number

pith:KVIJXRWY

pith:2026:KVIJXRWYC4YVKNQ6DV3TU4TM25

not attested not anchored not stored refs pending

Anisotropy Decides Cosine vs. Rank Metrics for Text Embeddings

V.S. Raghu Parupudi

arxiv:2606.29571 v1 · 2026-06-28 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVIJXRWYC4YVKNQ6DV3TU4TM25}

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	2026-06-30T01:18:12.516152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55509bc6d8173155361e1d773a726cd773ff395a25614118bc42b293a0113c08

Aliases

arxiv: 2606.29571 · arxiv_version: 2606.29571v1 · doi: 10.48550/arxiv.2606.29571 · pith_short_12: KVIJXRWYC4YV · pith_short_16: KVIJXRWYC4YVKNQ6 · pith_short_8: KVIJXRWY

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/KVIJXRWYC4YVKNQ6DV3TU4TM25 \
  | 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: 55509bc6d8173155361e1d773a726cd773ff395a25614118bc42b293a0113c08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "255e7043dbb975511c0cba9f4ae4dfb1dd9a15b9c39261f1fa5f7505c21a83b6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-28T19:24:59Z",
    "title_canon_sha256": "9ea2c9cc23da7d0d93f30d6362146db177d71829e46781358e95cab329408d98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29571",
    "kind": "arxiv",
    "version": 1
  }
}