Pith Number

pith:SY7VY64L

pith:2017:SY7VY64L2CZIHED5M5CMUOVVRM

not attested not anchored not stored refs pending

Interpretations of Presburger Arithmetic in Itself

Alexander Zapryagaev, Fedor Pakhomov

arxiv:1709.07341 v2 · 2017-09-21 · 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{SY7VY64L2CZIHED5M5CMUOVVRM}

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	2026-05-18T00:24:51.534552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

963f5c7b8bd0b283907d6744ca3ab58b0a74e07139e9b7b7d5a906b419c1311d

Aliases

arxiv: 1709.07341 · arxiv_version: 1709.07341v2 · doi: 10.48550/arxiv.1709.07341 · pith_short_12: SY7VY64L2CZI · pith_short_16: SY7VY64L2CZIHED5 · pith_short_8: SY7VY64L

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/SY7VY64L2CZIHED5M5CMUOVVRM \
  | 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: 963f5c7b8bd0b283907d6744ca3ab58b0a74e07139e9b7b7d5a906b419c1311d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6949dd6ac68cd6d4e555483e6402afe86e543a4585a5d34961e065aa83368d5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-09-21T14:23:11Z",
    "title_canon_sha256": "4664836aa6a91f19075d84cadc313cc15809ac204a9a90626f10d3bcf46f10db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07341",
    "kind": "arxiv",
    "version": 2
  }
}