Pith Number

pith:CYFGAWHJ

pith:2012:CYFGAWHJTHTOJ7AWOICEXXHPOA

not attested not anchored not stored refs pending

Guided Grammar Convergence. Full Case Study Report. Generated by converge::Guided

Vadim Zaytsev

arxiv:1207.6541 v1 · 2012-07-27 · cs.PL · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CYFGAWHJTHTOJ7AWOICEXXHPOA}

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	2026-05-18T03:49:59.093009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

160a6058e999e6e4fc1672044bdcef702e082f7fd8cd917a31b138a400a40082

Aliases

arxiv: 1207.6541 · arxiv_version: 1207.6541v1 · doi: 10.48550/arxiv.1207.6541 · pith_short_12: CYFGAWHJTHTO · pith_short_16: CYFGAWHJTHTOJ7AW · pith_short_8: CYFGAWHJ

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/CYFGAWHJTHTOJ7AWOICEXXHPOA \
  | 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: 160a6058e999e6e4fc1672044bdcef702e082f7fd8cd917a31b138a400a40082

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b72aae81d897c2ff3f6e6f76929ef7d47dd2ebb1ebe80d52b71f7760ead6ac3",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2012-07-27T13:40:23Z",
    "title_canon_sha256": "1b1443ddbcc03b3aabe43354a03d1deb310c4f02dd8106248b24a4135349fb9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6541",
    "kind": "arxiv",
    "version": 1
  }
}