Pith Number

pith:DLUQBR26

pith:2025:DLUQBR26IOUO5DPK7ERWW4GO3L

not attested not anchored not stored refs pending

A study of Kock's fat Delta

Nicolai Kraus, Simona Paoli, Sti\'ephen Pradal, Tom de Jong

arxiv:2503.10963 v2 · 2025-03-14 · math.CT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLUQBR26IOUO5DPK7ERWW4GO3L}

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.

Cited by

1 paper in Pith

On combinatorial aspects of fat Delta

Receipt and verification

First computed	2026-07-03T01:17:11.031231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ae900c75e43a8ee8deaf9236b70cedaf23ea909c4e0057010055080d17b4164

Aliases

arxiv: 2503.10963 · arxiv_version: 2503.10963v2 · doi: 10.48550/arxiv.2503.10963 · pith_short_12: DLUQBR26IOUO · pith_short_16: DLUQBR26IOUO5DPK · pith_short_8: DLUQBR26

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/DLUQBR26IOUO5DPK7ERWW4GO3L \
  | 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: 1ae900c75e43a8ee8deaf9236b70cedaf23ea909c4e0057010055080d17b4164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "839ba2fff4c9a85ef1e9b104ca93686899af4be2a82949955530202904ebe31c",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2025-03-14T00:14:04Z",
    "title_canon_sha256": "f1b8ff1b3aa282088f146c843f8d4e9e99829aeeb56f322225ee135109de0874"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.10963",
    "kind": "arxiv",
    "version": 2
  }
}