Pith Number

pith:SQHROTBU

pith:2019:SQHROTBUDANBZ3YDBBMAL5OE5A

not attested not anchored not stored refs pending

Multiple Mertens evaluations

Su Hu, Tianfang Qi

arxiv:1909.10930 v6 · 2019-09-24 · math.NT · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQHROTBUDANBZ3YDBBMAL5OE5A}

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	2026-07-05T02:48:32.292475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

940f174c34181a1cef03085805f5c4e8227c7ee48b7b8b0b62b172cb7606abbd

Aliases

arxiv: 1909.10930 · arxiv_version: 1909.10930v6 · doi: 10.48550/arxiv.1909.10930 · pith_short_12: SQHROTBUDANB · pith_short_16: SQHROTBUDANBZ3YD · pith_short_8: SQHROTBU

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/SQHROTBUDANBZ3YDBBMAL5OE5A \
  | 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: 940f174c34181a1cef03085805f5c4e8227c7ee48b7b8b0b62b172cb7606abbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6475e37f4ece17d0f54ec5106d736edfadb32b8260e9b407439ade1bc98b8e4a",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-09-24T13:55:12Z",
    "title_canon_sha256": "a4f7661314b2d4844006b28e542cc7d45ecb4154766f1d03ea08ee5ffac50900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.10930",
    "kind": "arxiv",
    "version": 6
  }
}