Pith Number

pith:EIANWRGJ

pith:2014:EIANWRGJQIYPVDH3EI7QX45LL7

not attested not anchored not stored refs pending

On some covering problems in geometry

M\'arton Nasz\'odi

arxiv:1404.1691 v4 · 2014-04-07 · math.MG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EIANWRGJQIYPVDH3EI7QX45LL7}

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	2026-05-18T01:30:43.407152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2200db44c98230fa8cfb223f0bf3ab5ff292cdc933db918693874ad1ca5b8a76

Aliases

arxiv: 1404.1691 · arxiv_version: 1404.1691v4 · doi: 10.48550/arxiv.1404.1691 · pith_short_12: EIANWRGJQIYP · pith_short_16: EIANWRGJQIYPVDH3 · pith_short_8: EIANWRGJ

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/EIANWRGJQIYPVDH3EI7QX45LL7 \
  | 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: 2200db44c98230fa8cfb223f0bf3ab5ff292cdc933db918693874ad1ca5b8a76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5faddbc230ebe9e21b35152a5b2e2a5e95d19d948db236b178bbb7ea714bde15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-04-07T08:37:36Z",
    "title_canon_sha256": "60e810639f50c20be99690b5b0022f723a841e6efc5233383bd2ee76edef42b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1691",
    "kind": "arxiv",
    "version": 4
  }
}