Pith Number

pith:G4FD2RV5

pith:2018:G4FD2RV5N4ZFX4MOMKPAYERWZB

not attested not anchored not stored refs pending

Approximation Fixpoint Theory and the Well-Founded Semantics of Higher-Order Logic Programs

Angelos Charalambidis, Ioanna Symeonidou, Panos Rondogiannis

arxiv:1804.08335 v1 · 2018-04-23 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G4FD2RV5N4ZFX4MOMKPAYERWZB}

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	2026-05-17T23:39:41.860854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

370a3d46bd6f325bf18e629e0c1236c8592834fa5d790bea031f02515f07c3dc

Aliases

arxiv: 1804.08335 · arxiv_version: 1804.08335v1 · doi: 10.48550/arxiv.1804.08335 · pith_short_12: G4FD2RV5N4ZF · pith_short_16: G4FD2RV5N4ZFX4MO · pith_short_8: G4FD2RV5

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/G4FD2RV5N4ZFX4MOMKPAYERWZB \
  | 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: 370a3d46bd6f325bf18e629e0c1236c8592834fa5d790bea031f02515f07c3dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6262ae89a93b1819a6f36f188a0ac78c9e64d8bd4e010d5f9ae06acea023e845",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-04-23T11:13:44Z",
    "title_canon_sha256": "67c3da2990d57689ca264d3395c99bb83f3d4644b5cf01047f63d8809108444a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08335",
    "kind": "arxiv",
    "version": 1
  }
}