Pith Number

pith:2CTF6ZM7

pith:2013:2CTF6ZM73MKMUZ4EA4IE3ON7FK

not attested not anchored not stored refs pending

Handling Algebraic Effects

Gordon D Plotkin (Laboratory for Foundations of Computer Science, Matija Pretnar (Faculty for mathematics, Physics, School of Informatics, Universit), University of Ljubljana)

arxiv:1312.1399 v2 · 2013-12-05 · 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{2CTF6ZM73MKMUZ4EA4IE3ON7FK}

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	2026-05-18T01:37:37.618396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0a65f659fdb14ca678407104db9bf2a813dfeeda4fd1b18ab959df58e54ba9d

Aliases

arxiv: 1312.1399 · arxiv_version: 1312.1399v2 · doi: 10.48550/arxiv.1312.1399 · pith_short_12: 2CTF6ZM73MKM · pith_short_16: 2CTF6ZM73MKMUZ4E · pith_short_8: 2CTF6ZM7

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/2CTF6ZM73MKMUZ4EA4IE3ON7FK \
  | 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: d0a65f659fdb14ca678407104db9bf2a813dfeeda4fd1b18ab959df58e54ba9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a1e7a19aad8b57e500941f288b0ca93d313e65c0cff3fe974c5e058d70062ca",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-12-05T00:52:00Z",
    "title_canon_sha256": "44c14e21bc1e26c64c7a385c5184c9f761aba6430fa043702ba90abf56f09e4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1399",
    "kind": "arxiv",
    "version": 2
  }
}