Pith Number

pith:NORQ3DOR

pith:2014:NORQ3DORLDISRLXHAUFJJA7ZEN

not attested not anchored not stored refs pending

Counting Terms in the Binary Lambda Calculus

Katarzyna Grygiel, Pierre Lescanne (LIP)

arxiv:1401.0379 v1 · 2014-01-02 · cs.LO · cs.DM · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NORQ3DORLDISRLXHAUFJJA7ZEN}

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	2026-05-18T03:03:23.363904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ba30d8dd158d128aee7050a9483f9235a40074e4340c2c55fa076de07d57d1f

Aliases

arxiv: 1401.0379 · arxiv_version: 1401.0379v1 · doi: 10.48550/arxiv.1401.0379 · pith_short_12: NORQ3DORLDIS · pith_short_16: NORQ3DORLDISRLXH · pith_short_8: NORQ3DOR

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/NORQ3DORLDISRLXHAUFJJA7ZEN \
  | 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: 6ba30d8dd158d128aee7050a9483f9235a40074e4340c2c55fa076de07d57d1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0583730d3e8d7285ed2d5eb4535cc67fee77f39fd2b93b381ecc84119ce6ddfe",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-01-02T07:43:54Z",
    "title_canon_sha256": "2e38a8e4d0115192f030a62e572f38e0e5e157d0a910e5e3d814c52e824cfae8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0379",
    "kind": "arxiv",
    "version": 1
  }
}