Pith Number

pith:3DBHYQFX

pith:2015:3DBHYQFX6QS7XM6W2SAIP3ONDC

not attested not anchored not stored refs pending

Equivalence of two Fixed-Point Semantics for Definitional Higher-Order Logic Programs

Angelos Charalambidis, Ioanna Symeonidou, Panos Rondogiannis

arxiv:1509.03013 v1 · 2015-09-10 · cs.LO · 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{3DBHYQFX6QS7XM6W2SAIP3ONDC}

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	2026-05-18T01:33:25.802469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8c27c40b7f425fbb3d6d48087edcd188e0bb7a4663d32982ef1d0607ba5dff0

Aliases

arxiv: 1509.03013 · arxiv_version: 1509.03013v1 · doi: 10.48550/arxiv.1509.03013 · pith_short_12: 3DBHYQFX6QS7 · pith_short_16: 3DBHYQFX6QS7XM6W · pith_short_8: 3DBHYQFX

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/3DBHYQFX6QS7XM6W2SAIP3ONDC \
  | 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: d8c27c40b7f425fbb3d6d48087edcd188e0bb7a4663d32982ef1d0607ba5dff0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67d47b942b9047408001b7b37bb0cc25ccda74d3743f50f2f26ca6c7d7fd32e1",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-09-10T05:31:21Z",
    "title_canon_sha256": "7f1b0f2ca97c65fbe332fd4930ea5f16d47c3ee00d571027569b77dbccad246c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03013",
    "kind": "arxiv",
    "version": 1
  }
}