Pith Number

pith:HYNGRCBO

pith:2018:HYNGRCBO4VEAHMS555GR5LKZXD

not attested not anchored not stored refs pending

Measuring the complexity of reductions between equivalence relations

Dino Rossegger, Ekaterina Fokina, Luca San Mauro

arxiv:1806.10363 v1 · 2018-06-27 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HYNGRCBO4VEAHMS555GR5LKZXD}

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	2026-05-18T00:03:55.720711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e1a68882ee54803b25def4d1ead59b8c0df74269772930336ced11fe401de6a

Aliases

arxiv: 1806.10363 · arxiv_version: 1806.10363v1 · doi: 10.48550/arxiv.1806.10363 · pith_short_12: HYNGRCBO4VEA · pith_short_16: HYNGRCBO4VEAHMS5 · pith_short_8: HYNGRCBO

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/HYNGRCBO4VEAHMS555GR5LKZXD \
  | 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: 3e1a68882ee54803b25def4d1ead59b8c0df74269772930336ced11fe401de6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e429d2b9c93c214605015c5af52b93231cddbfed58d284ef32369e4377ed0059",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-06-27T09:18:46Z",
    "title_canon_sha256": "ce628d1c18f26d5680a9a1bf37899f34faebcaec2c91f878fbd558e248c9591f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10363",
    "kind": "arxiv",
    "version": 1
  }
}