Pith Number

pith:MFGIGLDF

pith:2011:MFGIGLDFRHNPF6KOGIE4NXEPTQ

not attested not anchored not stored refs pending

Feasible Automata for Two-Variable Logic with Successor on Data Words

Ahmet Kara, Thomas Schwentick, Tony Tan

arxiv:1110.1221 v1 · 2011-10-06 · cs.FL · 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{MFGIGLDFRHNPF6KOGIE4NXEPTQ}

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	2026-05-18T02:21:35.486027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

614c832c6589daf2f94e3209c6dc8f9c038bc1ff1b9741c80bdf951c25995057

Aliases

arxiv: 1110.1221 · arxiv_version: 1110.1221v1 · doi: 10.48550/arxiv.1110.1221 · pith_short_12: MFGIGLDFRHNP · pith_short_16: MFGIGLDFRHNPF6KO · pith_short_8: MFGIGLDF

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/MFGIGLDFRHNPF6KOGIE4NXEPTQ \
  | 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: 614c832c6589daf2f94e3209c6dc8f9c038bc1ff1b9741c80bdf951c25995057

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed7daff0e13e49fcaf1e64423e9e4fde094963208ff6c7d3510f466868f925ad",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2011-10-06T10:54:25Z",
    "title_canon_sha256": "d4f18b1bda01a59878ad6189922b68168b7178dbb570ccce2b528a47f701dfd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1221",
    "kind": "arxiv",
    "version": 1
  }
}