Pith Number

pith:V4TWWAQG

pith:2026:V4TWWAQGG2IZCPCE3NXSKY62TC

not attested not anchored not stored refs pending

Learning Permutation from Structure Without Supervision

Ofir Lindenbaum, Ran Eisenberg

arxiv:2605.25551 v1 · 2026-05-25 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4TWWAQGG2IZCPCE3NXSKY62TC}

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	2026-05-26T02:04:42.447484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af276b02063691913c44db6f2563da988db7cfe7fd7a089286219bbea56ea7cc

Aliases

arxiv: 2605.25551 · arxiv_version: 2605.25551v1 · doi: 10.48550/arxiv.2605.25551 · pith_short_12: V4TWWAQGG2IZ · pith_short_16: V4TWWAQGG2IZCPCE · pith_short_8: V4TWWAQG

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/V4TWWAQGG2IZCPCE3NXSKY62TC \
  | 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: af276b02063691913c44db6f2563da988db7cfe7fd7a089286219bbea56ea7cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "296a900795598161ae05cb8cfe864ae147b242769a2f5d0b2674566422e21744",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-25T08:08:47Z",
    "title_canon_sha256": "8753619bea74da8e042c798212be1edb317607c77f7a9391f7f8192614eb0f9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25551",
    "kind": "arxiv",
    "version": 1
  }
}