Pith Number

pith:OPRLUUKV

pith:2026:OPRLUUKVB4FMCZD5EDVDNQ4MSP

not attested not anchored not stored refs pending

PolySim: Deterministic Polynomial Surrogates for Cross-Modal Retrieval on CiM

Alptekin Vardar, Charles Power, Jinjun Xiong, Jongun Won, Kai Ni, Likai Pei, Ningyuan Cao, Pengyu Ren, Ruiyang Qin, Thomas K\"ampfe, Xiaobo Sharon Hu, Xinzhao Li, Yuting Hu

arxiv:2607.20358 v1 · 2026-07-22 · cs.ET · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPRLUUKVB4FMCZD5EDVDNQ4MSP}

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	2026-07-23T01:25:16.515858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73e2ba51550f0ac1647d20ea36c38c93e618412663cc4bda47f5610313847514

Aliases

arxiv: 2607.20358 · arxiv_version: 2607.20358v1 · doi: 10.48550/arxiv.2607.20358 · pith_short_12: OPRLUUKVB4FM · pith_short_16: OPRLUUKVB4FMCZD5 · pith_short_8: OPRLUUKV

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/OPRLUUKVB4FMCZD5EDVDNQ4MSP \
  | 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: 73e2ba51550f0ac1647d20ea36c38c93e618412663cc4bda47f5610313847514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb09e96894e3deed4b29cccc2e31302031e1132e7c1390ab99ea709d9dfbd5e5",
    "cross_cats_sorted": [
      "cs.AR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2026-07-22T16:45:03Z",
    "title_canon_sha256": "5b5517825e9c3fd545dda1c2f6e0fe451163acf8fa4836363b7919b2fcd674de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20358",
    "kind": "arxiv",
    "version": 1
  }
}