Pith Number

pith:P54L4AFP

pith:2013:P54L4AFPST2NAM5HLPRHCG3DY6

not attested not anchored not stored refs pending

Helly-Type Theorems in Property Testing

Rameshwar Pratap, Sasanka Roy, Shubhangi Saraf, Sourav Chakraborty

arxiv:1307.8268 v2 · 2013-07-31 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P54L4AFPST2NAM5HLPRHCG3DY6}

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	2026-05-18T03:04:37.450973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f78be00af94f4d033a75be2711b63c78bd6a4a78bb22469b6ed9d2f0f0d8f56

Aliases

arxiv: 1307.8268 · arxiv_version: 1307.8268v2 · doi: 10.48550/arxiv.1307.8268 · pith_short_12: P54L4AFPST2N · pith_short_16: P54L4AFPST2NAM5H · pith_short_8: P54L4AFP

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/P54L4AFPST2NAM5HLPRHCG3DY6 \
  | 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: 7f78be00af94f4d033a75be2711b63c78bd6a4a78bb22469b6ed9d2f0f0d8f56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3be13476476733afefa652d791cb5f262b732c62c44d6b0ac8abca7c3e5a2e23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-07-31T10:19:10Z",
    "title_canon_sha256": "8addea701fcecb7dffdd33e2f9ab7455c2445abed663f00976c9aec7fb0f703e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8268",
    "kind": "arxiv",
    "version": 2
  }
}