Pith Number

pith:5YA2UVB5

pith:2016:5YA2UVB5QSAVRYPWWK3NBS37YD

not attested not anchored not stored refs pending

Scope ambiguities, monads and strengths

Justyna Grudzinska, Marek Zawadowski

arxiv:1605.03981 v2 · 2016-05-12 · 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{5YA2UVB5QSAVRYPWWK3NBS37YD}

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	2026-05-18T01:10:14.364771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee01aa543d848158e1f6b2b6d0cb7fc0dda88f60fea6cfc35f96b7932d6b7a74

Aliases

arxiv: 1605.03981 · arxiv_version: 1605.03981v2 · doi: 10.48550/arxiv.1605.03981 · pith_short_12: 5YA2UVB5QSAV · pith_short_16: 5YA2UVB5QSAVRYPW · pith_short_8: 5YA2UVB5

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/5YA2UVB5QSAVRYPWWK3NBS37YD \
  | 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: ee01aa543d848158e1f6b2b6d0cb7fc0dda88f60fea6cfc35f96b7932d6b7a74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f60dfad71695ce63e62bd2118de8572ebd29441a28a2a742cc98402580307744",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2016-05-12T20:25:43Z",
    "title_canon_sha256": "1b5748e69c1903eaed0e534d478dd93ef63b2800bde9877b8e97d84e95f0d125"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03981",
    "kind": "arxiv",
    "version": 2
  }
}