Pith Number

pith:QRKYSGCJ

pith:2024:QRKYSGCJ4ZA2KRJUNRGXNPYMQK

not attested not anchored not stored refs pending

Improvements on Permutation Reconstruction from Minors

Wenjie Zhong, Xiande Zhang, Yiming Ma

arxiv:2411.12718 v1 · 2024-11-19 · math.CO · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRKYSGCJ4ZA2KRJUNRGXNPYMQK}

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	2026-07-05T09:37:47.336713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8455891849e641a545346c4d76bf0c829eca53cba2555a5a42f0c41f3809af5b

Aliases

arxiv: 2411.12718 · arxiv_version: 2411.12718v1 · doi: 10.48550/arxiv.2411.12718 · pith_short_12: QRKYSGCJ4ZA2 · pith_short_16: QRKYSGCJ4ZA2KRJU · pith_short_8: QRKYSGCJ

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/QRKYSGCJ4ZA2KRJUNRGXNPYMQK \
  | 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: 8455891849e641a545346c4d76bf0c829eca53cba2555a5a42f0c41f3809af5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ed8023ccfaa2511bdbd21b39a227b367cf5b2d37b2f5867774cb7e8b96129df",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-11-19T18:36:53Z",
    "title_canon_sha256": "bacc3554e07e24d348a5e9cb2771b4fad9519d7454f7f90bffa4b194e92c8109"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.12718",
    "kind": "arxiv",
    "version": 1
  }
}