Pith Number

pith:IE452HYN

pith:2016:IE452HYNI7J7SUEAZZJ447NKLU

not attested not anchored not stored refs pending

Uniqueness of Normal Forms for Shallow Term Rewrite Systems

Luis Moraes, Nicholas Radcliffe, Rakesh Verma

arxiv:1607.00431 v1 · 2016-07-01 · cs.LO · 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{IE452HYNI7J7SUEAZZJ447NKLU}

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	2026-05-18T01:11:37.087388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4139dd1f0d47d3f95080ce53ce7daa5d28dfc8025bba7b06b34fdb9293bbb7b6

Aliases

arxiv: 1607.00431 · arxiv_version: 1607.00431v1 · doi: 10.48550/arxiv.1607.00431 · pith_short_12: IE452HYNI7J7 · pith_short_16: IE452HYNI7J7SUEA · pith_short_8: IE452HYN

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/IE452HYNI7J7SUEAZZJ447NKLU \
  | 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: 4139dd1f0d47d3f95080ce53ce7daa5d28dfc8025bba7b06b34fdb9293bbb7b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9faccf6795801fb6d917e04f7bbd5d6326b91c3d350500c23dfdca0c2ba0a1e5",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-07-01T23:00:39Z",
    "title_canon_sha256": "2294b418a427a78b9cdabf2bb5fe4cb885f6f19f4b7d3c596ba0e3e433dc119f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.00431",
    "kind": "arxiv",
    "version": 1
  }
}