Pith Number

pith:5MYLW7UN

pith:2018:5MYLW7UNPSVSVSUB3SODGDCXDB

not attested not anchored not stored refs pending

Representing Sets as Summed Semantic Vectors

Dandan Li, Douglas Summers-Stay, Peter Sutor

arxiv:1809.08823 v1 · 2018-09-24 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5MYLW7UNPSVSVSUB3SODGDCXDB}

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	2026-05-18T00:05:03.451677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb30bb7e8d7cab2aca81dc9c330c57187c2860ba2418a4ced644342024d748c4

Aliases

arxiv: 1809.08823 · arxiv_version: 1809.08823v1 · doi: 10.48550/arxiv.1809.08823 · pith_short_12: 5MYLW7UNPSVS · pith_short_16: 5MYLW7UNPSVSVSUB · pith_short_8: 5MYLW7UN

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/5MYLW7UNPSVSVSUB3SODGDCXDB \
  | 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: eb30bb7e8d7cab2aca81dc9c330c57187c2860ba2418a4ced644342024d748c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11ba6fcf4aa867be13c073606d8e9a7ef463b50092ef992db477a04a5f8242c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-09-24T09:55:37Z",
    "title_canon_sha256": "f4594fad27c75cb6527d2ef3df1d95927f6a3c45c1b5fc1a0b84f5fcbb96cf65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08823",
    "kind": "arxiv",
    "version": 1
  }
}