Pith Number

pith:IWSSRTBO

pith:2019:IWSSRTBOBHMKPIEMA5BW3RWKCC

not attested not anchored not stored refs pending

Palindromes in finite groups and the Explorer-Director game

Dagur T\'omas \'Asgeirsson, Pat Devlin

arxiv:1904.00467 v2 · 2019-03-31 · 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{IWSSRTBOBHMKPIEMA5BW3RWKCC}

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	2026-05-17T23:49:32.620600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45a528cc2e09d8a7a08c07436dc6ca10817e4a859659cd06dae5843662f67a6f

Aliases

arxiv: 1904.00467 · arxiv_version: 1904.00467v2 · doi: 10.48550/arxiv.1904.00467 · pith_short_12: IWSSRTBOBHMK · pith_short_16: IWSSRTBOBHMKPIEM · pith_short_8: IWSSRTBO

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/IWSSRTBOBHMKPIEMA5BW3RWKCC \
  | 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: 45a528cc2e09d8a7a08c07436dc6ca10817e4a859659cd06dae5843662f67a6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2ae043888ca7fca782ba7e7dd4ee04090d26bda4783bda3ecaffad23a73402f",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2019-03-31T19:44:05Z",
    "title_canon_sha256": "852931c3a39f791b9a6ef199232f14b660460715eb3a1c0379c428e744f74dc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00467",
    "kind": "arxiv",
    "version": 2
  }
}