Pith Number

pith:LBNDTTQB

pith:2017:LBNDTTQBOBVSDNB4VC6THIMOGG

not attested not anchored not stored refs pending

On the second Feng-Rao distance of Algebraic Geometry codes related to Arf semigroups

B. A. Heredia, J. I. Farr\'an, P. A. Garc\'ia-S\'anchez

arxiv:1702.08225 v1 · 2017-02-27 · cs.IT · math.CO · 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{LBNDTTQBOBVSDNB4VC6THIMOGG}

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	2026-05-18T00:49:55.533357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

585a39ce01706b21b43ca8bd33a18e3191bcd86e01c5119e5e550c1136b07cda

Aliases

arxiv: 1702.08225 · arxiv_version: 1702.08225v1 · doi: 10.48550/arxiv.1702.08225 · pith_short_12: LBNDTTQBOBVS · pith_short_16: LBNDTTQBOBVSDNB4 · pith_short_8: LBNDTTQB

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/LBNDTTQBOBVSDNB4VC6THIMOGG \
  | 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: 585a39ce01706b21b43ca8bd33a18e3191bcd86e01c5119e5e550c1136b07cda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "552edc1503e151de3ee7be06da5d87820a5cae8989753ba8ce577c6a0b8a0cbc",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-27T10:50:46Z",
    "title_canon_sha256": "af4957f3e2e8a7af1c6d4d7ad255b0f8d18fc1a7bff409d8123b2d3d3906c3ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08225",
    "kind": "arxiv",
    "version": 1
  }
}