Pith Number

pith:3T6ZRKW2

pith:2026:3T6ZRKW2SXSROILMDPYYZ6OVQC

not attested not anchored not stored refs pending

Convergence and combinatorics of the Reverse algorithm

Hiroaki Ito, J\"org Thuswaldner, Niels Langeveld

arxiv:2602.14142 v2 · 2026-02-15 · math.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{3T6ZRKW2SXSROILMDPYYZ6OVQC}

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	2026-06-10T01:09:56.291071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcfd98aada95e517216c1bf18cf9d58094dffdf0d3cb5576d83c9ecb326f44c1

Aliases

arxiv: 2602.14142 · arxiv_version: 2602.14142v2 · doi: 10.48550/arxiv.2602.14142 · pith_short_12: 3T6ZRKW2SXSR · pith_short_16: 3T6ZRKW2SXSROILM · pith_short_8: 3T6ZRKW2

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/3T6ZRKW2SXSROILMDPYYZ6OVQC \
  | 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: dcfd98aada95e517216c1bf18cf9d58094dffdf0d3cb5576d83c9ecb326f44c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36633982b867c1a0525dd850b3f291f5eb595d45602f8750a438d3530d929a74",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2026-02-15T13:30:00Z",
    "title_canon_sha256": "ce0359149b92175c1a294496057c46e5476253188176a7e6d38e448f411b51ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.14142",
    "kind": "arxiv",
    "version": 2
  }
}