Pith Number

pith:UDSC2IXW

pith:2022:UDSC2IXWKKPD6NXQ3SZVEV46NV

not attested not anchored not stored refs pending

Rational exponents near two

David Conlon, Oliver Janzer

arxiv:2203.03375 v2 · 2022-03-07 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDSC2IXWKKPD6NXQ3SZVEV46NV}

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	2026-07-05T05:27:47.251057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0e42d22f6529e3f36f0dcb352579e6d55d0bf02cde726e6b39c07875cffde17

Aliases

arxiv: 2203.03375 · arxiv_version: 2203.03375v2 · doi: 10.48550/arxiv.2203.03375 · pith_short_12: UDSC2IXWKKPD · pith_short_16: UDSC2IXWKKPD6NXQ · pith_short_8: UDSC2IXW

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/UDSC2IXWKKPD6NXQ3SZVEV46NV \
  | 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: a0e42d22f6529e3f36f0dcb352579e6d55d0bf02cde726e6b39c07875cffde17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1dad5bd050cc60eb284f1e7de4e79b88f66e80411da8410747c3d22076d6c0c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2022-03-07T13:32:50Z",
    "title_canon_sha256": "85d3a3fbf9a3c3430fdc9fbb26072ae3b315cc9344043f0979b85168b247ab7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.03375",
    "kind": "arxiv",
    "version": 2
  }
}