Pith Number

pith:DEBX3EWI

pith:2011:DEBX3EWI4NGFRYSOIAW3Z4BFDQ

not attested not anchored not stored refs pending

Proof-irrelevant model of CC with predicative induction and judgmental equality

Benjamin Werner (INRIA Saclay, France), Gyesik Lee (ROSAEC Center, Korea), Seoul National University

arxiv:1111.0123 v2 · 2011-11-01 · 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{DEBX3EWI4NGFRYSOIAW3Z4BFDQ}

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	2026-05-18T01:37:39.187969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19037d92c8e34c58e24e402dbcf0251c301fd4023703148694a58932f543e0cc

Aliases

arxiv: 1111.0123 · arxiv_version: 1111.0123v2 · doi: 10.48550/arxiv.1111.0123 · pith_short_12: DEBX3EWI4NGF · pith_short_16: DEBX3EWI4NGFRYSO · pith_short_8: DEBX3EWI

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/DEBX3EWI4NGFRYSOIAW3Z4BFDQ \
  | 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: 19037d92c8e34c58e24e402dbcf0251c301fd4023703148694a58932f543e0cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0228a5f8d9168a425283c299fc3de75b8377e54a59e58baac086cb402973f4d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-11-01T05:51:19Z",
    "title_canon_sha256": "b8de34f068970003641fff720381ed671e4f583838a4e4ce275b4902618a1dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0123",
    "kind": "arxiv",
    "version": 2
  }
}