Pith Number

pith:2727UCZY

pith:2013:2727UCZYPPR2BPWWYCN4KX66KO

not attested not anchored not stored refs pending

Enumeration of generalized $BCI$ lambda-terms

Alice Jacquot, Bernhard Gittenberger, Dani\`ele Gardy, Olivier Bodini

arxiv:1305.0640 v1 · 2013-05-03 · math.CO · math.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{2727UCZYPPR2BPWWYCN4KX66KO}

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	2026-05-18T03:26:33.136206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7f5fa0b387be3a0bed6c09bc55fde53977d4fcdc2b16edf6d98efa3819574e8

Aliases

arxiv: 1305.0640 · arxiv_version: 1305.0640v1 · doi: 10.48550/arxiv.1305.0640 · pith_short_12: 2727UCZYPPR2 · pith_short_16: 2727UCZYPPR2BPWW · pith_short_8: 2727UCZY

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/2727UCZYPPR2BPWWYCN4KX66KO \
  | 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: d7f5fa0b387be3a0bed6c09bc55fde53977d4fcdc2b16edf6d98efa3819574e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10baf4c7ab98075ade55af85d9a6dd8b1625bba0a0616f07fbbe1533c491ac10",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-05-03T08:42:01Z",
    "title_canon_sha256": "8f4d6381f4dc3c6291f10a80d3b7b9a7debcc3cc63ffe578015717df3ed08d06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0640",
    "kind": "arxiv",
    "version": 1
  }
}