Pith Number

pith:VZTJKT26

pith:2025:VZTJKT26Q2QPIDOTRXVHWNTRDB

not attested not anchored not stored refs pending

Formally Verified Linear-Time Invertible Lexing

Samuel Chassot, Viktor Kun\v{c}ak

arxiv:2510.18479 v3 · 2025-10-21 · 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{VZTJKT26Q2QPIDOTRXVHWNTRDB}

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	2026-05-22T01:03:48.453707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae66954f5e86a0f40dd38dea7b367118426accd64ebb21304ca93807ddd06e14

Aliases

arxiv: 2510.18479 · arxiv_version: 2510.18479v3 · doi: 10.48550/arxiv.2510.18479 · pith_short_12: VZTJKT26Q2QP · pith_short_16: VZTJKT26Q2QPIDOT · pith_short_8: VZTJKT26

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/VZTJKT26Q2QPIDOTRXVHWNTRDB \
  | 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: ae66954f5e86a0f40dd38dea7b367118426accd64ebb21304ca93807ddd06e14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e2da6ba9e8dc6cdfb9b1f600d4c08772abb2b64babaedbe4125e08c34f83edb",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2025-10-21T09:58:08Z",
    "title_canon_sha256": "134f1c2c205239e867d0bc8fba7968d2c8a0b244a7ffffcf3a49c3c9dd6e72d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.18479",
    "kind": "arxiv",
    "version": 3
  }
}