Pith Number

pith:LGQ2ZPQU

pith:2012:LGQ2ZPQUTP4D4H5756KFXH7GF2

not attested not anchored not stored refs pending

Compression of dynamic fuzzy relation information systems

Guangming Lang, Mingjie Cai, Qingguo Li

arxiv:1210.0003 v2 · 2012-09-28 · 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{LGQ2ZPQUTP4D4H5756KFXH7GF2}

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	2026-05-18T02:26:39.547368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59a1acbe149bf83e1fbfef945b9fe62eb2d6637574ca01d0043d0ac9565290a6

Aliases

arxiv: 1210.0003 · arxiv_version: 1210.0003v2 · doi: 10.48550/arxiv.1210.0003 · pith_short_12: LGQ2ZPQUTP4D · pith_short_16: LGQ2ZPQUTP4D4H57 · pith_short_8: LGQ2ZPQU

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/LGQ2ZPQUTP4D4H5756KFXH7GF2 \
  | 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: 59a1acbe149bf83e1fbfef945b9fe62eb2d6637574ca01d0043d0ac9565290a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df40f9746d3f8d4e1075d4b4beb59de962dc2b4b7a50133f458a4c4d02b5cfb1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-09-28T13:13:10Z",
    "title_canon_sha256": "3070d90d583f43691cf87bd2c67680ee105c39346d24f5224d27588bb80b44d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0003",
    "kind": "arxiv",
    "version": 2
  }
}