Pith Number

pith:NIT325MD

pith:2019:NIT325MDQE2TWJ3DNQTSAT4QYW

not attested not anchored not stored refs pending

Answers to Some Questions about Explicit Sinkhorn Limits posed by Mel Nathanson

Doron Zeilberger, Shalosh B. Ekhad

arxiv:1902.10783 v1 · 2019-02-27 · math.CO · 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{NIT325MDQE2TWJ3DNQTSAT4QYW}

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	2026-05-17T23:52:29.751421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a27bd758381353b27636c27204f90c5bc9b2964a879cd04afc3311dca928475

Aliases

arxiv: 1902.10783 · arxiv_version: 1902.10783v1 · doi: 10.48550/arxiv.1902.10783 · pith_short_12: NIT325MDQE2T · pith_short_16: NIT325MDQE2TWJ3D · pith_short_8: NIT325MD

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/NIT325MDQE2TWJ3DNQTSAT4QYW \
  | 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: 6a27bd758381353b27636c27204f90c5bc9b2964a879cd04afc3311dca928475

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fe840cc5278ed1482925bd06b40f3f743f02184c03e7b764e4473f9772ba0db",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-02-27T20:57:15Z",
    "title_canon_sha256": "ff73d77b599129ef347185230c94245166870220a8ad7e638b2ea8a91462d03e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10783",
    "kind": "arxiv",
    "version": 1
  }
}