Pith Number

pith:C7XGS4IJ

pith:2010:C7XGS4IJKEO6S6QHBOPKXLD4MT

not attested not anchored not stored refs pending

On Functionality of Visibly Pushdown Transducers

Emmanuel Filiot, Fr\'ed\'eric Servais, Jean-Fran\c{c}ois Raskin, Jean-Marc Talbot, Pierre-Alain Reynier

arxiv:1002.1443 v1 · 2010-02-07 · 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{C7XGS4IJKEO6S6QHBOPKXLD4MT}

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	2026-05-18T02:09:18.636658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17ee697109511de97a070b9eabac7c64ff0ffbbecdaaa1eec1dd586cdf37cddb

Aliases

arxiv: 1002.1443 · arxiv_version: 1002.1443v1 · doi: 10.48550/arxiv.1002.1443 · pith_short_12: C7XGS4IJKEO6 · pith_short_16: C7XGS4IJKEO6S6QH · pith_short_8: C7XGS4IJ

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/C7XGS4IJKEO6S6QHBOPKXLD4MT \
  | 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: 17ee697109511de97a070b9eabac7c64ff0ffbbecdaaa1eec1dd586cdf37cddb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe5510e7751f8c29a1e62fcae41fd51e47147de7f715e221911fc1a7110dbd1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2010-02-07T11:45:05Z",
    "title_canon_sha256": "fcf459f1ede59821b00833c5d9d24edc20af6d4bf60dbfc0675d7b0ba8342320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1443",
    "kind": "arxiv",
    "version": 1
  }
}