Pith Number

pith:3EI2ZKH4

pith:2013:3EI2ZKH43Q3AXQ4FM4VXLPVPP5

not attested not anchored not stored refs pending

A Stability Result for Sparse Convolutions

Peter Jung, Philipp Walk

arxiv:1312.2222 v2 · 2013-12-08 · cs.DM · 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{3EI2ZKH43Q3AXQ4FM4VXLPVPP5}

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	2026-05-18T02:54:39.314210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d911aca8fcdc360bc385672b75beaf7f441303c4f1a1d05bd54515eb504172a0

Aliases

arxiv: 1312.2222 · arxiv_version: 1312.2222v2 · doi: 10.48550/arxiv.1312.2222 · pith_short_12: 3EI2ZKH43Q3A · pith_short_16: 3EI2ZKH43Q3AXQ4F · pith_short_8: 3EI2ZKH4

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/3EI2ZKH43Q3AXQ4FM4VXLPVPP5 \
  | 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: d911aca8fcdc360bc385672b75beaf7f441303c4f1a1d05bd54515eb504172a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95c52ca5935c7820095797abae82a6295540c64a85f84e8947491bb3a5eb59d4",
    "cross_cats_sorted": [
      "cs.IT",
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2013-12-08T14:59:27Z",
    "title_canon_sha256": "478cac8d753ba9e90f723d677294fb0f90b627a3ec28ff9a8f73087ed71fc6c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2222",
    "kind": "arxiv",
    "version": 2
  }
}