Pith Number

pith:UD3XQL4T

pith:2026:UD3XQL4TKEQQ2NZTXVTHSQKJGW

not attested not anchored not stored refs pending

On Proof Systems for #QBF

Anil Shukla, Leroy Chew, Sravanthi Chede, Vaibhav Krishan

arxiv:2606.02143 v1 · 2026-06-01 · cs.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{UD3XQL4TKEQQ2NZTXVTHSQKJGW}

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	2026-06-02T02:05:07.665996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0f7782f9351210d3733bd6679414935a009bc99d47b67eaed8c5caaa1d37e0d

Aliases

arxiv: 2606.02143 · arxiv_version: 2606.02143v1 · doi: 10.48550/arxiv.2606.02143 · pith_short_12: UD3XQL4TKEQQ · pith_short_16: UD3XQL4TKEQQ2NZT · pith_short_8: UD3XQL4T

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/UD3XQL4TKEQQ2NZTXVTHSQKJGW \
  | 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: a0f7782f9351210d3733bd6679414935a009bc99d47b67eaed8c5caaa1d37e0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15b5e35c85dc312d23b5379f42354d82184674251e11ec7c6f22b483fa6671ba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-06-01T12:09:50Z",
    "title_canon_sha256": "686bec6781d398f5ac45831a35d35d06874a0622a680214c0447dc13736c5079"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02143",
    "kind": "arxiv",
    "version": 1
  }
}