Pith Number

pith:BDX4OTKR

pith:2018:BDX4OTKRSUJTF752EV4WFI2AN2

not attested not anchored not stored refs pending

Finding Short Synchronizing Words for Prefix Codes

Andrew Ryzhikov, Marek Szyku{\l}a

arxiv:1806.06299 v1 · 2018-06-16 · cs.FL · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDX4OTKRSUJTF752EV4WFI2AN2}

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	2026-05-18T00:13:02.947821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08efc74d51951332ffba257962a3406e9617157a9ffeeb8e2fcaf689b4cb297a

Aliases

arxiv: 1806.06299 · arxiv_version: 1806.06299v1 · doi: 10.48550/arxiv.1806.06299 · pith_short_12: BDX4OTKRSUJT · pith_short_16: BDX4OTKRSUJTF752 · pith_short_8: BDX4OTKR

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/BDX4OTKRSUJTF752EV4WFI2AN2 \
  | 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: 08efc74d51951332ffba257962a3406e9617157a9ffeeb8e2fcaf689b4cb297a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a35eab01062f730c70b78b97abd0effbf2dcb38f7ba751424d23f4a5c9192d27",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2018-06-16T21:18:06Z",
    "title_canon_sha256": "32f7c37d98e61e0d7bba5905f2957def1a9dd7e3881f79efe812d6a85ffc7ddc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06299",
    "kind": "arxiv",
    "version": 1
  }
}