Pith Number

pith:2UGYGXI6

pith:2017:2UGYGXI6XBAEANPEWHYLO24ME5

not attested not anchored not stored refs pending

Scattered Sentences have Few Separable Randomizations

David Marker, H. Jerome Keisler, Isaac Goldbring, Sherwood Hachtman, Uri Andrews

arxiv:1704.04981 v1 · 2017-04-17 · 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{2UGYGXI6XBAEANPEWHYLO24ME5}

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	2026-05-18T00:46:17.317311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d50d835d1eb8404035e4b1f0b76b8c274a4c390bf740308042f957ac5914de94

Aliases

arxiv: 1704.04981 · arxiv_version: 1704.04981v1 · doi: 10.48550/arxiv.1704.04981 · pith_short_12: 2UGYGXI6XBAE · pith_short_16: 2UGYGXI6XBAEANPE · pith_short_8: 2UGYGXI6

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/2UGYGXI6XBAEANPEWHYLO24ME5 \
  | 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: d50d835d1eb8404035e4b1f0b76b8c274a4c390bf740308042f957ac5914de94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccc83328acfa71964e2871b650a94f23f79dfb793236e9380dcc089ffe0aec15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-04-17T14:38:12Z",
    "title_canon_sha256": "f079a477c6eefd0337a446f64574f096c23637a325199e28ea0205b7863278c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04981",
    "kind": "arxiv",
    "version": 1
  }
}