Pith Number

pith:ZPAU6YL4

pith:2017:ZPAU6YL46SZRCEHNYCIAEYXCJK

not attested not anchored not stored refs pending

Estimation of Sparsity via Simple Measurements

Abhishek Agarwal, Arya Mazumdar, Larkin Flodin

arxiv:1707.06664 v1 · 2017-07-20 · cs.IT · cs.DM · 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{ZPAU6YL46SZRCEHNYCIAEYXCJK}

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	2026-05-18T00:39:52.046451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbc14f617cf4b31110edc0900262e24a85d4d3f15cfd3ee522e9f84e2b6688bb

Aliases

arxiv: 1707.06664 · arxiv_version: 1707.06664v1 · doi: 10.48550/arxiv.1707.06664 · pith_short_12: ZPAU6YL46SZR · pith_short_16: ZPAU6YL46SZRCEHN · pith_short_8: ZPAU6YL4

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/ZPAU6YL46SZRCEHNYCIAEYXCJK \
  | 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: cbc14f617cf4b31110edc0900262e24a85d4d3f15cfd3ee522e9f84e2b6688bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a98d3a8e4559043bd92a6e87f23576dcb3e2fd8b24c625cbdd84082dfdf5dabe",
    "cross_cats_sorted": [
      "cs.DM",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-07-20T18:15:23Z",
    "title_canon_sha256": "10db289a8756849e6830392e77921d2f96f2afb1cb4a550707431365668a5150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06664",
    "kind": "arxiv",
    "version": 1
  }
}