Pith Number

pith:S2QIUMOC

pith:2026:S2QIUMOC3PM23UK73A3RF4AACC

not attested not anchored not stored refs pending

Information Redistribution Under Reductions in NP Search

Jing-Yuan Wei

arxiv:2605.20236 v1 · 2026-05-17 · cs.CC · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S2QIUMOC3PM23UK73A3RF4AACC}

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	2026-05-21T00:04:22.111708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96a08a31c2dbd9add15fd83712f000108462c5bcdffb6c71f2b0d270c63c61ec

Aliases

arxiv: 2605.20236 · arxiv_version: 2605.20236v1 · doi: 10.48550/arxiv.2605.20236 · pith_short_12: S2QIUMOC3PM2 · pith_short_16: S2QIUMOC3PM23UK7 · pith_short_8: S2QIUMOC

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/S2QIUMOC3PM23UK73A3RF4AACC \
  | 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: 96a08a31c2dbd9add15fd83712f000108462c5bcdffb6c71f2b0d270c63c61ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dbc172bb3b5e3d7904ea3351a19694f4ccf520cf1c318b8e10786f2e01c8c11",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2026-05-17T02:11:06Z",
    "title_canon_sha256": "2ea0d01d8fa291f86e465cbc3889531733bd2bcc4dd1ff8092c7ea38f4211383"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20236",
    "kind": "arxiv",
    "version": 1
  }
}