Pith Number

pith:YNCEZAXH

pith:2025:YNCEZAXHLZYTWY7H3PYLEMNMMG

not attested not anchored not stored refs pending

Testing the assumptions about the geometry of sentence embedding spaces: the cosine measure need not apply

Paola Merlo, Vivi Nastase

arxiv:2509.01606 v1 · 2025-09-01 · 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{YNCEZAXHLZYTWY7H3PYLEMNMMG}

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	2026-07-05T12:03:04.373675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3444c82e75e713b63e7dbf0b231ac619436ee8dbe0f89f3d267828c305c7b5e

Aliases

arxiv: 2509.01606 · arxiv_version: 2509.01606v1 · doi: 10.48550/arxiv.2509.01606 · pith_short_12: YNCEZAXHLZYT · pith_short_16: YNCEZAXHLZYTWY7H · pith_short_8: YNCEZAXH

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/YNCEZAXHLZYTWY7H3PYLEMNMMG \
  | 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: c3444c82e75e713b63e7dbf0b231ac619436ee8dbe0f89f3d267828c305c7b5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3ce213a5eb50d967537b43795adc5f4373bb2d05473d5c6d40bb05ccb23715c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-01T16:37:03Z",
    "title_canon_sha256": "096a47793b55539f07c3a926495f5ce43b60db158af7a27f97f055bb99ca06ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01606",
    "kind": "arxiv",
    "version": 1
  }
}