Pith Number

pith:SAPKTBCI

pith:2025:SAPKTBCIU6ARX6KTUZTR2UVZFM

not attested not anchored not stored refs pending

On flag-transitive automorphism groups of $2$-designs with $\lambda$ prime

Alessandro Montinaro, Ashraf Daneshkhah, Seyed Hassan Alavi

arxiv:2505.04985 v1 · 2025-05-08 · math.GR · 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{SAPKTBCIU6ARX6KTUZTR2UVZFM}

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	2026-07-05T11:00:17.278967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

901ea98448a7811bf953a6671d52b92b287e39777af66f7d761807ef02600f4a

Aliases

arxiv: 2505.04985 · arxiv_version: 2505.04985v1 · doi: 10.48550/arxiv.2505.04985 · pith_short_12: SAPKTBCIU6AR · pith_short_16: SAPKTBCIU6ARX6KT · pith_short_8: SAPKTBCI

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/SAPKTBCIU6ARX6KTUZTR2UVZFM \
  | 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: 901ea98448a7811bf953a6671d52b92b287e39777af66f7d761807ef02600f4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "388997e2b3502ba2011ba691f8f3c7ffe5e58c881b77bb7169838c86b8f1e574",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2025-05-08T06:42:55Z",
    "title_canon_sha256": "02a5ec18214ba3838753a5af7637864888d005147c7abbbd205c08e4b13bd78a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04985",
    "kind": "arxiv",
    "version": 1
  }
}