Pith Number

pith:TJDNQQ6H

pith:2016:TJDNQQ6HSES2ZGA3BXZMALNUCJ

not attested not anchored not stored refs pending

Finite flag-transitive affine planes with a solvable automorphism group

Tao Feng

arxiv:1609.07833 v2 · 2016-09-26 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TJDNQQ6HSES2ZGA3BXZMALNUCJ}

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	2026-05-18T00:42:39.368643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a46d843c79125ac981b0df2c02db41267656468b0c8ade7976a04b59e38a4c3

Aliases

arxiv: 1609.07833 · arxiv_version: 1609.07833v2 · doi: 10.48550/arxiv.1609.07833 · pith_short_12: TJDNQQ6HSES2 · pith_short_16: TJDNQQ6HSES2ZGA3 · pith_short_8: TJDNQQ6H

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/TJDNQQ6HSES2ZGA3BXZMALNUCJ \
  | 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: 9a46d843c79125ac981b0df2c02db41267656468b0c8ade7976a04b59e38a4c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07944478d49e41e410b922cff155eca90dd75d3133429599a198f8af783242f3",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-09-26T02:49:15Z",
    "title_canon_sha256": "648fe3e52b78d42dd4d0b78290a5e24f2512435e754fd9044999d3a4a7f3f2f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07833",
    "kind": "arxiv",
    "version": 2
  }
}