Pith Number

pith:TXGOMQBA

pith:2019:TXGOMQBAJ3OZAHYG6PA7HI3NTP

not attested not anchored not stored refs pending

New Pumping Technique for 2-dimensional VASS

Christof L\"oding, Rados{\l}aw Pi\'orkowski, S{\l}awomir Lasota, Wojciech Czerwi\'nski

arxiv:1906.10494 v1 · 2019-06-25 · 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{TXGOMQBAJ3OZAHYG6PA7HI3NTP}

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	2026-05-17T23:42:16.224385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dcce640204edd901f06f3c1f3a36d9bfe9788fc2ae38e9bc4df62a77ed89d5b

Aliases

arxiv: 1906.10494 · arxiv_version: 1906.10494v1 · doi: 10.48550/arxiv.1906.10494 · pith_short_12: TXGOMQBAJ3OZ · pith_short_16: TXGOMQBAJ3OZAHYG · pith_short_8: TXGOMQBA

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/TXGOMQBAJ3OZAHYG6PA7HI3NTP \
  | 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: 9dcce640204edd901f06f3c1f3a36d9bfe9788fc2ae38e9bc4df62a77ed89d5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59c7400946ef1e962b4e5941d2b21ca564d83ee1ad5f5d1badfc269b552dc1ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2019-06-25T13:15:31Z",
    "title_canon_sha256": "486717cb4552dd6eb0c51cde97883630d157735c8658c3fc85bc4a9b99b5ad01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10494",
    "kind": "arxiv",
    "version": 1
  }
}