Pith Number

pith:EAZIKBRX

pith:2019:EAZIKBRXTNV7KGZSQTJJMCEGQT

not attested not anchored not stored refs pending

Stepping OCaml

Kenichi Asai (Ochanomizu University), Tsukino Furukawa (Ochanomizu University), Youyou Cong (Ochanomizu University)

arxiv:1906.11422 v1 · 2019-06-27 · 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{EAZIKBRXTNV7KGZSQTJJMCEGQT}

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	2026-05-17T23:42:07.144090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20328506379b6bf51b3284d296088684d4bfcb391a6b1a9bd45691fe8f152bc0

Aliases

arxiv: 1906.11422 · arxiv_version: 1906.11422v1 · doi: 10.48550/arxiv.1906.11422 · pith_short_12: EAZIKBRXTNV7 · pith_short_16: EAZIKBRXTNV7KGZS · pith_short_8: EAZIKBRX

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/EAZIKBRXTNV7KGZSQTJJMCEGQT \
  | 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: 20328506379b6bf51b3284d296088684d4bfcb391a6b1a9bd45691fe8f152bc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30696639ad44d9956072ed1d89665f84905ca2a368732f9d7b67b52c400a5ddf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2019-06-27T03:32:58Z",
    "title_canon_sha256": "717bde44cfba918c466e3d354100664947330e945ac4764fd3eab52cc4063b37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11422",
    "kind": "arxiv",
    "version": 1
  }
}