Pith Number

pith:DKVMSBL7

pith:2014:DKVMSBL7QBIPZCMQMT2CNTXCZC

not attested not anchored not stored refs pending

The structure of dual Schubert union codes

Fernando L. Pi\~nero

arxiv:1410.3703 v6 · 2014-10-14 · 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{DKVMSBL7QBIPZCMQMT2CNTXCZC}

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	2026-05-18T00:53:16.024623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aaac9057f8050fc899064f426cee2c8b9889c096af3e5ba77f37adcf65ddbfe

Aliases

arxiv: 1410.3703 · arxiv_version: 1410.3703v6 · doi: 10.48550/arxiv.1410.3703 · pith_short_12: DKVMSBL7QBIP · pith_short_16: DKVMSBL7QBIPZCMQ · pith_short_8: DKVMSBL7

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/DKVMSBL7QBIPZCMQMT2CNTXCZC \
  | 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: 1aaac9057f8050fc899064f426cee2c8b9889c096af3e5ba77f37adcf65ddbfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9015e0790aec8a52a473e6e7743c3edff3a3c9630051a456c1be431b909d6649",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-10-14T14:23:37Z",
    "title_canon_sha256": "7862db279129c2c6ac7e5346ec70acc0dbcbb87fbb90cae9ebe74d35485b9996"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3703",
    "kind": "arxiv",
    "version": 6
  }
}