Pith Number

pith:V6TQLTD4

pith:2013:V6TQLTD47ZP2KF4CYQPAKW6YK7

not attested not anchored not stored refs pending

On the Geometry of Balls in the Grassmannian and List Decoding of Lifted Gabidulin Codes

Anna-Lena Trautmann, Joachim Rosenthal, Natalia Silberstein

arxiv:1309.0403 v2 · 2013-09-02 · cs.IT · math.AG · 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{V6TQLTD47ZP2KF4CYQPAKW6YK7}

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	2026-05-18T02:49:28.812920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afa705cc7cfe5fa51782c41e055bd857ed4ebf1f80f2be6f01309142f559d27d

Aliases

arxiv: 1309.0403 · arxiv_version: 1309.0403v2 · doi: 10.48550/arxiv.1309.0403 · pith_short_12: V6TQLTD47ZP2 · pith_short_16: V6TQLTD47ZP2KF4C · pith_short_8: V6TQLTD4

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/V6TQLTD47ZP2KF4CYQPAKW6YK7 \
  | 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: afa705cc7cfe5fa51782c41e055bd857ed4ebf1f80f2be6f01309142f559d27d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "469f7db868b279f341edb4c77265c27f9a7ca19afeb7e8e32856a70d50e6feaa",
    "cross_cats_sorted": [
      "math.AG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-09-02T13:35:35Z",
    "title_canon_sha256": "ecd3a7b24570070d4c9e00c5a98959554561715c0ec6a20008534a6472baeb21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0403",
    "kind": "arxiv",
    "version": 2
  }
}