Pith Number

pith:HC6DG5TT

pith:2019:HC6DG5TTE5GTAD3QZJYDUV45CW

not attested not anchored not stored refs pending

How to Find New Characteristic-Dependent Linear Rank Inequalities using Binary Matrices as a Guide

Humberto Sarria, Victor Pe\~na

arxiv:1905.00003 v3 · 2019-04-29 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HC6DG5TTE5GTAD3QZJYDUV45CW}

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	2026-05-17T23:45:03.822107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38bc337673274d300f70ca703a579d158a2dd08572cf05f8cd28f45d26edb3f8

Aliases

arxiv: 1905.00003 · arxiv_version: 1905.00003v3 · doi: 10.48550/arxiv.1905.00003 · pith_short_12: HC6DG5TTE5GT · pith_short_16: HC6DG5TTE5GTAD3Q · pith_short_8: HC6DG5TT

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/HC6DG5TTE5GTAD3QZJYDUV45CW \
  | 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: 38bc337673274d300f70ca703a579d158a2dd08572cf05f8cd28f45d26edb3f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64d6fffd840389a7bed0ca431110eea07e7b8bb8732d0efd2a92562cd0e989e9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-29T21:08:33Z",
    "title_canon_sha256": "0599a0ae4cc0184950b563208f01e8c7af1dae1f1d6a4fab48845af40a90ee38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00003",
    "kind": "arxiv",
    "version": 3
  }
}