Pith Number

pith:LB24F5AD

pith:2017:LB24F5ADADT5FW27ZUWSIJU4JS

not attested not anchored not stored refs pending

Matroid Theory and Storage Codes: Bounds and Constructions

Camilla Hollanti, Ragnar Freij-Hollanti, Thomas Westerb\"ack

arxiv:1704.04007 v2 · 2017-04-13 · 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{LB24F5ADADT5FW27ZUWSIJU4JS}

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	2026-05-18T00:35:55.270825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5875c2f40300e7d2db5fcd2d24269c4c8729e36db0664a87ba216492f04e30bb

Aliases

arxiv: 1704.04007 · arxiv_version: 1704.04007v2 · doi: 10.48550/arxiv.1704.04007 · pith_short_12: LB24F5ADADT5 · pith_short_16: LB24F5ADADT5FW27 · pith_short_8: LB24F5AD

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/LB24F5ADADT5FW27ZUWSIJU4JS \
  | 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: 5875c2f40300e7d2db5fcd2d24269c4c8729e36db0664a87ba216492f04e30bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edbc814657ccb97b0ca074680facbb07e55a89532e6d093fa86e9f5c699714b0",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-13T06:34:54Z",
    "title_canon_sha256": "ec2270b940a1457344998aff044675bfca8d2bead5e0e308833e4040c8bcd2c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04007",
    "kind": "arxiv",
    "version": 2
  }
}