Pith Number

pith:NDWOVIF2

pith:2025:NDWOVIF2UCRY64XOJXNUKITSY3

not attested not anchored not stored refs pending

Locally Recoverable Codes with availability from a family of fibered surfaces

Cec\'ilia Salgado, Lara Vicino

arxiv:2512.08100 v2 · 2025-12-08 · math.AG · 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{NDWOVIF2UCRY64XOJXNUKITSY3}

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.

Cited by

1 paper in Pith

Locally recoverable codes from elliptic surfaces with availability and hierarchical locality

Receipt and verification

First computed	2026-07-21T01:20:40.718482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68eceaa0baa0a38f72ee4ddb452272c6f81f9c1b037636efc4b31eb0bd13e7e0

Aliases

arxiv: 2512.08100 · arxiv_version: 2512.08100v2 · doi: 10.48550/arxiv.2512.08100 · pith_short_12: NDWOVIF2UCRY · pith_short_16: NDWOVIF2UCRY64XO · pith_short_8: NDWOVIF2

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/NDWOVIF2UCRY64XOJXNUKITSY3 \
  | 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: 68eceaa0baa0a38f72ee4ddb452272c6f81f9c1b037636efc4b31eb0bd13e7e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2287e06d99651b20d5f2cb909ac3677b45fda590b556fd2f4e9ab843b74f9d7d",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-12-08T23:18:08Z",
    "title_canon_sha256": "6cad349439e519bb1a669cba6ff5b9736d9ed620a42fd2b173467fac1601338f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.08100",
    "kind": "arxiv",
    "version": 2
  }
}