Pith Number

pith:4IP2TAQ4

pith:2017:4IP2TAQ47UXNY77USSNPMZXVED

not attested not anchored not stored refs pending

Algorithmic Complexity of Weakly Semiregular Partitioning and the Representation Number

Ali Dehghan, Arash Ahadi, Mohsen Mollahajiaghaei

arxiv:1701.05934 v1 · 2017-01-20 · 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{4IP2TAQ47UXNY77USSNPMZXVED}

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	2026-05-18T00:52:19.810141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e21fa9821cfd2edc7ff4949af666f520d2c61473ba94c7e3155664c2f1a2bf5e

Aliases

arxiv: 1701.05934 · arxiv_version: 1701.05934v1 · doi: 10.48550/arxiv.1701.05934 · pith_short_12: 4IP2TAQ47UXN · pith_short_16: 4IP2TAQ47UXNY77U · pith_short_8: 4IP2TAQ4

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/4IP2TAQ47UXNY77USSNPMZXVED \
  | 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: e21fa9821cfd2edc7ff4949af666f520d2c61473ba94c7e3155664c2f1a2bf5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d88b9eca756987e744471cded852388fde93e5aff53bf3623e08d26a11f416b",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-20T22:01:22Z",
    "title_canon_sha256": "ba0dbeda8d130d93aae7b5a0e3d563aa896ed5e98eb1fe3431a3e3a7697c4621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05934",
    "kind": "arxiv",
    "version": 1
  }
}