Pith Number

pith:LIYGWPFR

pith:2015:LIYGWPFRGUTRBWSOAN6LEV5DX7

not attested not anchored not stored refs pending

A Conversation with Professor Tadeusz Cali\'{n}ski

Anthony C. Atkinson, Barbara Bogacka

arxiv:1509.03056 v1 · 2015-09-10 · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LIYGWPFRGUTRBWSOAN6LEV5DX7}

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	2026-05-18T01:33:25.593832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a306b3cb1352710da4e037cb257a3bfff43933faa1a5e81f98d09777ff55629

Aliases

arxiv: 1509.03056 · arxiv_version: 1509.03056v1 · doi: 10.48550/arxiv.1509.03056 · pith_short_12: LIYGWPFRGUTR · pith_short_16: LIYGWPFRGUTRBWSO · pith_short_8: LIYGWPFR

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/LIYGWPFRGUTRBWSOAN6LEV5DX7 \
  | 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: 5a306b3cb1352710da4e037cb257a3bfff43933faa1a5e81f98d09777ff55629

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afd12fe4afc3ac07f45a26986c78de543a5f4d3466e48d3a0695e9aadc6b3512",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.OT",
    "submitted_at": "2015-09-10T09:07:14Z",
    "title_canon_sha256": "28c08e8821428935c8a779967bb44548a4db7b6a13ee5e2ffc7e951683e39223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03056",
    "kind": "arxiv",
    "version": 1
  }
}