Pith Number

pith:KNFTV3XJ

pith:2017:KNFTV3XJSJRSYEU5E66BSPLGGW

not attested not anchored not stored refs pending

Free-Boolean independence with amalgamation

Ping Zhong, Weihua Liu

arxiv:1712.02465 v1 · 2017-12-07 · math.OA

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

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	2026-05-18T00:28:34.055541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

534b3aeee992632c129d27bc193d66358eb0cf9734b3646674e083a62c4fa7b9

Aliases

arxiv: 1712.02465 · arxiv_version: 1712.02465v1 · doi: 10.48550/arxiv.1712.02465 · pith_short_12: KNFTV3XJSJRS · pith_short_16: KNFTV3XJSJRSYEU5 · pith_short_8: KNFTV3XJ

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/KNFTV3XJSJRSYEU5E66BSPLGGW \
  | 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: 534b3aeee992632c129d27bc193d66358eb0cf9734b3646674e083a62c4fa7b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed4ddffad3a7d17616d661efc4c5316c8f2703f632e079a7f211a938e4720e86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2017-12-07T01:14:53Z",
    "title_canon_sha256": "e7f57e93034f7af656d56a2df42eb44b5b4641f7a6734c32e5e70e6ae798a1bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02465",
    "kind": "arxiv",
    "version": 1
  }
}