Pith Number

pith:TBMGFHJU

pith:2025:TBMGFHJUCSELHAFUVOREK6TZXU

not attested not anchored not stored refs pending

An $\mathcal{O}(n)$ Space Construction of Superpermutations

Dhruv Ajmera

arxiv:2505.09628 v2 · 2025-04-29 · cs.DM · cs.CC · cs.DS · 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{TBMGFHJUCSELHAFUVOREK6TZXU}

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	2026-07-05T11:04:01.105555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9858629d341488b380b4aba2457a79bd3a27bb8f13ef6bd44a5f4a6668c5da56

Aliases

arxiv: 2505.09628 · arxiv_version: 2505.09628v2 · doi: 10.48550/arxiv.2505.09628 · pith_short_12: TBMGFHJUCSEL · pith_short_16: TBMGFHJUCSELHAFU · pith_short_8: TBMGFHJU

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/TBMGFHJUCSELHAFUVOREK6TZXU \
  | 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: 9858629d341488b380b4aba2457a79bd3a27bb8f13ef6bd44a5f4a6668c5da56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "438269c7e8a02babccbad6f31500e023e06ccae8274fc89bb9b25662945188ac",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS",
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2025-04-29T21:38:30Z",
    "title_canon_sha256": "3099563ddff4cd571b3591f5345fe2a9c11239607b7939869cbfd93f099299c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.09628",
    "kind": "arxiv",
    "version": 2
  }
}