Pith Number

pith:KU6JPRG7

pith:2016:KU6JPRG7H4XQYFO6V5DX7NKVHX

not attested not anchored not stored refs pending

Constructions and bounds for separating hash families

H. Cao, X. Niu

arxiv:1611.03274 v2 · 2016-11-10 · 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{KU6JPRG7H4XQYFO6V5DX7NKVHX}

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	2026-05-18T00:35:05.093386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

553c97c4df3f2f0c15deaf477fb5553dfa1774df78672e600fd7a2a7e1eab0e2

Aliases

arxiv: 1611.03274 · arxiv_version: 1611.03274v2 · doi: 10.48550/arxiv.1611.03274 · pith_short_12: KU6JPRG7H4XQ · pith_short_16: KU6JPRG7H4XQYFO6 · pith_short_8: KU6JPRG7

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/KU6JPRG7H4XQYFO6V5DX7NKVHX \
  | 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: 553c97c4df3f2f0c15deaf477fb5553dfa1774df78672e600fd7a2a7e1eab0e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8887c2c48ba6370932b0769f351d1c6137035ba08e42628adcfdf480eeb1c84",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-11-10T12:11:18Z",
    "title_canon_sha256": "ce519f9b7ab56ef23c09c26de64b25516dfc1e0f6352db0e662f984a253f6827"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.03274",
    "kind": "arxiv",
    "version": 2
  }
}