Pith Number

pith:FMYTG66M

pith:2019:FMYTG66MRPBRBCGREOARX4UMGV

not attested not anchored not stored refs pending

Unique Differences in Symmetric Subsets of $\mathbb{F}_p$

Bernhard Schmidt, Tai Do Duc

arxiv:1902.05195 v1 · 2019-02-14 · 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{FMYTG66MRPBRBCGREOARX4UMGV}

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	2026-05-17T23:54:01.630556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b31337bcc8bc31088d123811bf28c35745841cf65c0ad579598fccf6eaaa10c

Aliases

arxiv: 1902.05195 · arxiv_version: 1902.05195v1 · doi: 10.48550/arxiv.1902.05195 · pith_short_12: FMYTG66MRPBR · pith_short_16: FMYTG66MRPBRBCGR · pith_short_8: FMYTG66M

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/FMYTG66MRPBRBCGREOARX4UMGV \
  | 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: 2b31337bcc8bc31088d123811bf28c35745841cf65c0ad579598fccf6eaaa10c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03012b5650af41f15bbfd87c99697ed457a16b1e86cf9cf3b88d9186ecc33ec9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-02-14T03:04:48Z",
    "title_canon_sha256": "5b715467fee0cd00a556bff0ae2795bec0bcd71d1ea624b5930b74d9de274e9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05195",
    "kind": "arxiv",
    "version": 1
  }
}