Pith Number

pith:U5KGGEDQ

pith:2018:U5KGGEDQHZYY2SIBFQUM46O2XH

not attested not anchored not stored refs pending

Guided Unfoldings for Finding Loops in Standard Term Rewriting

Etienne Payet

arxiv:1808.05065 v2 · 2018-08-15 · cs.PL · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5KGGEDQHZYY2SIBFQUM46O2XH}

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	2026-05-18T00:01:19.310347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7546310703e718d49012c28ce79dab9d202930cce520261d72c9f08bd44acd4

Aliases

arxiv: 1808.05065 · arxiv_version: 1808.05065v2 · doi: 10.48550/arxiv.1808.05065 · pith_short_12: U5KGGEDQHZYY · pith_short_16: U5KGGEDQHZYY2SIB · pith_short_8: U5KGGEDQ

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/U5KGGEDQHZYY2SIBFQUM46O2XH \
  | 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: a7546310703e718d49012c28ce79dab9d202930cce520261d72c9f08bd44acd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a2e523c9f7eac60630284742b3302c45dcb3ee98657b2effe268e0e5774afee",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-08-15T13:13:37Z",
    "title_canon_sha256": "72afbde06000c831f48e52ad6014d86140fe3481d50f7a2483ecb617d786f63b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05065",
    "kind": "arxiv",
    "version": 2
  }
}