Pith Number

pith:GHV3QC7F

pith:2013:GHV3QC7FQ7XA63WDIMKFDEXEP4

not attested not anchored not stored refs pending

Full Abstraction for PCF

Pasquale Malacaria, Radha Jagadeesan, Samson Abramsky

arxiv:1311.6125 v2 · 2013-11-24 · 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{GHV3QC7FQ7XA63WDIMKFDEXEP4}

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	2026-05-18T03:01:45.841297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31ebb80be587ee0f6ec343145192e47f27f55aaeb0c0647942dfb40ba620d927

Aliases

arxiv: 1311.6125 · arxiv_version: 1311.6125v2 · doi: 10.48550/arxiv.1311.6125 · pith_short_12: GHV3QC7FQ7XA · pith_short_16: GHV3QC7FQ7XA63WD · pith_short_8: GHV3QC7F

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/GHV3QC7FQ7XA63WDIMKFDEXEP4 \
  | 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: 31ebb80be587ee0f6ec343145192e47f27f55aaeb0c0647942dfb40ba620d927

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b72b6903510ef6415093895c435c245b75d955c3189dea8ae2cec9fcaeed40d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-11-24T14:05:33Z",
    "title_canon_sha256": "fbe1f4842e092d5fa43632fdf52927217eb0f211ff1f145f9ca2d10cbdeb3d46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6125",
    "kind": "arxiv",
    "version": 2
  }
}