Pith Number

pith:TD52CIIF

pith:2014:TD52CIIFGYOSXZY4RF6C5M77VM

not attested not anchored not stored refs pending

Enumerative Coding for Line Polar Grassmannians with applications to codes

Ilaria Cardinali, Luca Giuzzi

arxiv:1412.5466 v3 · 2014-12-17 · 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{TD52CIIFGYOSXZY4RF6C5M77VM}

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	2026-05-18T00:18:56.235268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98fba12105361d2be71c897c2eb3ffab035127bd769704aff4a94984f9b329a3

Aliases

arxiv: 1412.5466 · arxiv_version: 1412.5466v3 · doi: 10.48550/arxiv.1412.5466 · pith_short_12: TD52CIIFGYOS · pith_short_16: TD52CIIFGYOSXZY4 · pith_short_8: TD52CIIF

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/TD52CIIFGYOSXZY4RF6C5M77VM \
  | 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: 98fba12105361d2be71c897c2eb3ffab035127bd769704aff4a94984f9b329a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94239fa40860b21973b8e7f6ae09292a358671f0aed243800af6bd9a283e28c8",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-12-17T16:26:40Z",
    "title_canon_sha256": "d54d2f6d17188f868b554e416e054ad70bd0a9f5d3ae22b3c68d60d821b85de8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.5466",
    "kind": "arxiv",
    "version": 3
  }
}