Pith Number

pith:L7M4SORV

pith:2016:L7M4SORVZWKNI7FLKO5S7DXQYK

not attested not anchored not stored refs pending

On univoque and strongly univoque sets

Pieter C. Allaart

arxiv:1601.04680 v2 · 2016-01-18 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7M4SORVZWKNI7FLKO5S7DXQYK}

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	2026-05-18T00:39:47.978421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fd9c93a35cd94d47cab53bb2f8ef0c2865b9f4e0b6cdb864df155de3f4a31d3

Aliases

arxiv: 1601.04680 · arxiv_version: 1601.04680v2 · doi: 10.48550/arxiv.1601.04680 · pith_short_12: L7M4SORVZWKN · pith_short_16: L7M4SORVZWKNI7FL · pith_short_8: L7M4SORV

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/L7M4SORVZWKNI7FLKO5S7DXQYK \
  | 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: 5fd9c93a35cd94d47cab53bb2f8ef0c2865b9f4e0b6cdb864df155de3f4a31d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73f07896fbc87b1e94931cddf6883130283f170327a52553f4752f72ce4532bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2016-01-18T20:17:35Z",
    "title_canon_sha256": "c6d28a16eaa56365159a8f3c002a1b9a487338703291adb693f9823c49b5acf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04680",
    "kind": "arxiv",
    "version": 2
  }
}