Pith Number

pith:XVMWFO6S

pith:2016:XVMWFO6SUZHXLALQHSLIW3QV53

not attested not anchored not stored refs pending

A logic for n-dimensional hierarchical refinement

Alexandre Madeira (HASLab INESC TEC, Dep Matem\'atica Universidade de Aveiro), Lu\'is S. Barbosa (HASLab INESC TEC, Manuel A. Martins (CIDMA, Universidade do Minho)

arxiv:1606.02019 v1 · 2016-06-07 · cs.LO · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XVMWFO6SUZHXLALQHSLIW3QV53}

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	2026-05-18T01:12:44.804823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd5962bbd2a64f7581703c968b6e15eed8e215e7fe0245f6f9aaaeec6bb29227

Aliases

arxiv: 1606.02019 · arxiv_version: 1606.02019v1 · doi: 10.48550/arxiv.1606.02019 · pith_short_12: XVMWFO6SUZHX · pith_short_16: XVMWFO6SUZHXLALQ · pith_short_8: XVMWFO6S

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/XVMWFO6SUZHXLALQHSLIW3QV53 \
  | 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: bd5962bbd2a64f7581703c968b6e15eed8e215e7fe0245f6f9aaaeec6bb29227

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ee9863cd32cddfc53feaf0e0b3d3f3a1072fecb378636138361a4f4e1b73641",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-06-07T04:09:19Z",
    "title_canon_sha256": "36923adfb5ca62c3d61f0fad20246a204513ba7ea19a8fca6b152a5b3709807e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02019",
    "kind": "arxiv",
    "version": 1
  }
}