Pith Number

pith:POZHPIWQ

pith:2017:POZHPIWQPKKGAUCBSTJBJEJL55

not attested not anchored not stored refs pending

On unbounded denominators and hypergeometric series

Cameron Franc, Geoffrey Mason, Terry Gannon

arxiv:1708.04213 v1 · 2017-08-14 · 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{POZHPIWQPKKGAUCBSTJBJEJL55}

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	2026-05-18T00:38:06.777398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bb277a2d07a9460504194d214912bef4ab55c41fbc07d642745b2da00db2d69

Aliases

arxiv: 1708.04213 · arxiv_version: 1708.04213v1 · doi: 10.48550/arxiv.1708.04213 · pith_short_12: POZHPIWQPKKG · pith_short_16: POZHPIWQPKKGAUCB · pith_short_8: POZHPIWQ

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/POZHPIWQPKKGAUCBSTJBJEJL55 \
  | 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: 7bb277a2d07a9460504194d214912bef4ab55c41fbc07d642745b2da00db2d69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b66bffe702a77c5caba61493afbd10af132069b70d149088264cd266a354c72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-08-14T17:18:43Z",
    "title_canon_sha256": "1f542c05ba74a08b5366e6db35217a3383995674a2877e00e9b1a0aeaab1761b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04213",
    "kind": "arxiv",
    "version": 1
  }
}