Pith Number

pith:BBANFHPK

pith:2019:BBANFHPKVBYPLDF43FPDN3CIPQ

not attested not anchored not stored refs pending

Tensor Representation of Rank-Metric Codes

Alberto Ravagnani, Alessandro Neri, Eimear Byrne, John Sheekey

arxiv:1904.05227 v1 · 2019-04-10 · cs.IT · math.AC · 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{BBANFHPKVBYPLDF43FPDN3CIPQ}

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	2026-05-17T23:48:53.757809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0840d29deaa870f58cbcd95e36ec487c0eaf67fc6d89e96ae4882675d18eb78b

Aliases

arxiv: 1904.05227 · arxiv_version: 1904.05227v1 · doi: 10.48550/arxiv.1904.05227 · pith_short_12: BBANFHPKVBYP · pith_short_16: BBANFHPKVBYPLDF4 · pith_short_8: BBANFHPK

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/BBANFHPKVBYPLDF43FPDN3CIPQ \
  | 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: 0840d29deaa870f58cbcd95e36ec487c0eaf67fc6d89e96ae4882675d18eb78b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21a5136e27269756d578426a41a630811df105336bb395a5dfcb1a5132891445",
    "cross_cats_sorted": [
      "math.AC",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-10T14:52:13Z",
    "title_canon_sha256": "df722660015cb72171f5049fed876780540a86ae692a8294d228d0c850f5b0f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05227",
    "kind": "arxiv",
    "version": 1
  }
}