Pith Number

pith:A2TITTXE

pith:2017:A2TITTXETKJJLTMSF2GECQUOKR

not attested not anchored not stored refs pending

Technical report Existence of Kirkman signal sets on $v=1,3\pmod{6}$ points, $14\leq v \leq 3000$

Donald L. Kreher, Melissa S. Keranen

arxiv:1707.07282 v1 · 2017-07-23 · 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{A2TITTXETKJJLTMSF2GECQUOKR}

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	2026-05-18T00:39:42.677151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06a689cee49a9295cd922e8c41428e5465696b29185bb93d316264966c849cf2

Aliases

arxiv: 1707.07282 · arxiv_version: 1707.07282v1 · doi: 10.48550/arxiv.1707.07282 · pith_short_12: A2TITTXETKJJ · pith_short_16: A2TITTXETKJJLTMS · pith_short_8: A2TITTXE

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/A2TITTXETKJJLTMSF2GECQUOKR \
  | 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: 06a689cee49a9295cd922e8c41428e5465696b29185bb93d316264966c849cf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cca57a72b59d0e947b9ce0813b4f289f8910af89267b55db86b3ad0977e6018a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-07-23T11:15:36Z",
    "title_canon_sha256": "2fd46189664fc37abfcbb3c34587b0aa059052dac7322ac1a24e0e40323b2ccd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07282",
    "kind": "arxiv",
    "version": 1
  }
}