Pith Number

pith:IOUNGIVU

pith:2019:IOUNGIVUMJ7VE7ZYRS4VJRFKPG

not attested not anchored not stored refs pending

Parallel communicating one-way reversible finite automata system

Debayan Ganguly, Kingshuk Chatterjee, Kumar Sankar Ray

arxiv:1903.10428 v1 · 2019-03-15 · 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{IOUNGIVUMJ7VE7ZYRS4VJRFKPG}

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	2026-05-17T23:50:29.430500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43a8d322b4627f527f388cb954c4aa7985f380134c6761b6faabb28036fc8733

Aliases

arxiv: 1903.10428 · arxiv_version: 1903.10428v1 · doi: 10.48550/arxiv.1903.10428 · pith_short_12: IOUNGIVUMJ7V · pith_short_16: IOUNGIVUMJ7VE7ZY · pith_short_8: IOUNGIVU

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/IOUNGIVUMJ7VE7ZYRS4VJRFKPG \
  | 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: 43a8d322b4627f527f388cb954c4aa7985f380134c6761b6faabb28036fc8733

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91f7073a1ee925c7cc1d600dc4180c55e7522b6237c3a200ed96afc063892fd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2019-03-15T09:01:08Z",
    "title_canon_sha256": "f835b7943fb9b07f2b70d0db63fae267fed8b7cd519a3dcb0490c49bd0aba152"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10428",
    "kind": "arxiv",
    "version": 1
  }
}