Pith Number

pith:QDCWS7ZG

pith:2026:QDCWS7ZGKHG4RKUHANZPD3XURV

not attested not anchored not stored refs pending

On The Most Discriminative Boolean Functions for Correlated Sources

Jun Chen, Lei Yu, Shun Watanabe

arxiv:2607.28162 v1 · 2026-07-30 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QDCWS7ZGKHG4RKUHANZPD3XURV}

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	2026-07-31T01:36:05.672914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

80c5697f2651cdc8aa870372f1eef48d579752091c2cd03cf6fb1cfc2c2b7533

Aliases

arxiv: 2607.28162 · arxiv_version: 2607.28162v1 · doi: 10.48550/arxiv.2607.28162 · pith_short_12: QDCWS7ZGKHG4 · pith_short_16: QDCWS7ZGKHG4RKUH · pith_short_8: QDCWS7ZG

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/QDCWS7ZGKHG4RKUHANZPD3XURV \
  | 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: 80c5697f2651cdc8aa870372f1eef48d579752091c2cd03cf6fb1cfc2c2b7533

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c975a29222dcc5358a7f4d912fdb0a1830dfea67c3e9e9643218d8f62dd3ac05",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-07-30T13:03:16Z",
    "title_canon_sha256": "fe76aa5f90ef883ef2254c48b98f6b43c75c4ad1e6eab53098a4e7bcdd9b52c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28162",
    "kind": "arxiv",
    "version": 1
  }
}