Pith Number

pith:SFVFFYWN

pith:2025:SFVFFYWN4ZYCNZGOBWSRSXNPAC

not attested not anchored not stored refs pending

Prover-Adversary games for systems over (non-deterministic) branching programs

Anupam Das, Avgerinos Delkos

arxiv:2508.16014 v4 · 2025-08-22 · cs.CC · cs.LO · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFVFFYWN4ZYCNZGOBWSRSXNPAC}

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	2026-05-20T01:04:56.884159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

916a52e2cde67026e4ce0da5195daf00afb575d5d0bd0259784674693f22f27d

Aliases

arxiv: 2508.16014 · arxiv_version: 2508.16014v4 · doi: 10.48550/arxiv.2508.16014 · pith_short_12: SFVFFYWN4ZYC · pith_short_16: SFVFFYWN4ZYCNZGO · pith_short_8: SFVFFYWN

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/SFVFFYWN4ZYCNZGOBWSRSXNPAC \
  | 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: 916a52e2cde67026e4ce0da5195daf00afb575d5d0bd0259784674693f22f27d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86282b648c686623063f13e2d27b1a55c4fd35ff1cf6d2f36e46808e6b917903",
    "cross_cats_sorted": [
      "cs.LO",
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2025-08-22T00:24:20Z",
    "title_canon_sha256": "c37258088b95c9090ac755ceda046a94f7c2f89a47c76e87c0249fac72b8fea0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.16014",
    "kind": "arxiv",
    "version": 4
  }
}