Pith Number

pith:QYFGAHGF

pith:2022:QYFGAHGF3MMZP6VDCOTWXBXVBV

not attested not anchored not stored refs pending

On entropic and almost multilinear representability of matroids

Geva Yashfe, Lukas K\"uhne

arxiv:2206.03465 v3 · 2022-06-07 · math.CO · 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{QYFGAHGF3MMZP6VDCOTWXBXVBV}

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	2026-05-28T01:05:09.784289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

860a601cc5db1997faa313a76b86f50d5d5a5b6aadaa3a6e64ea43b5202d8d23

Aliases

arxiv: 2206.03465 · arxiv_version: 2206.03465v3 · doi: 10.48550/arxiv.2206.03465 · pith_short_12: QYFGAHGF3MMZ · pith_short_16: QYFGAHGF3MMZP6VD · pith_short_8: QYFGAHGF

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/QYFGAHGF3MMZP6VDCOTWXBXVBV \
  | 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: 860a601cc5db1997faa313a76b86f50d5d5a5b6aadaa3a6e64ea43b5202d8d23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f003c32443152a80ddfc519c99c4a45eb5412f0a1dc42f29524fed7988903084",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2022-06-07T17:37:16Z",
    "title_canon_sha256": "dc0b544cbfc0f0dc80d14e12245dd7ba1d8d605e78748feaa7ad07d76f7d47d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.03465",
    "kind": "arxiv",
    "version": 3
  }
}