Pith Number

pith:T5MHZPV2

pith:2026:T5MHZPV2T5SQG2YCUCG66VIBOX

not attested not anchored not stored refs pending

A hybrid approach for building fuzzy numbers based on data and expert knowledge

Diego Garc\'ia-Zamora, Jos\'e Rui Figueira, Miguel Couceiro

arxiv:2602.01192 v1 · 2026-02-01 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T5MHZPV2T5SQG2YCUCG66VIBOX}

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	2026-06-12T01:09:21.491370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f587cbeba9f65036b02a08def550175fc1c0340df855c9ed2a3bb6b2032d3b4

Aliases

arxiv: 2602.01192 · arxiv_version: 2602.01192v1 · doi: 10.48550/arxiv.2602.01192 · pith_short_12: T5MHZPV2T5SQ · pith_short_16: T5MHZPV2T5SQG2YC · pith_short_8: T5MHZPV2

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/T5MHZPV2T5SQG2YCUCG66VIBOX \
  | 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: 9f587cbeba9f65036b02a08def550175fc1c0340df855c9ed2a3bb6b2032d3b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6305ef1a966a7178c1171dd2d87eaff0efa8f246330675da605f03231828f8a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2026-02-01T12:32:09Z",
    "title_canon_sha256": "0f833c0ca3a4fc72931df8d098ed7a7d513a7e16f38480801b7da9ef006d27a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.01192",
    "kind": "arxiv",
    "version": 1
  }
}