Pith Number

pith:LFSPQGXR

pith:2017:LFSPQGXRRVY4L6OKZVOOW4UAE5

not attested not anchored not stored refs pending

Subjective Knowledge Acquisition and Enrichment Powered By Crowdsourcing

Hao Xin, Lei Chen, Rui Meng, Yangqiu Song

arxiv:1705.05720 v1 · 2017-05-16 · cs.DB · cs.AI · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LFSPQGXRRVY4L6OKZVOOW4UAE5}

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	2026-05-18T00:44:20.358453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5964f81af18d71c5f9cacd5ceb7280277bd6c2650c3508e377ac4b1e99f19ae1

Aliases

arxiv: 1705.05720 · arxiv_version: 1705.05720v1 · doi: 10.48550/arxiv.1705.05720 · pith_short_12: LFSPQGXRRVY4 · pith_short_16: LFSPQGXRRVY4L6OK · pith_short_8: LFSPQGXR

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/LFSPQGXRRVY4L6OKZVOOW4UAE5 \
  | 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: 5964f81af18d71c5f9cacd5ceb7280277bd6c2650c3508e377ac4b1e99f19ae1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c76b77d580370266bd9670ee7ea761a2ef10df72d52aa8a48332b6fe85cccf6",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2017-05-16T14:25:02Z",
    "title_canon_sha256": "d8dceba42849c74459c4391a41c197393701e86481b0a980a6dddda9a2618084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05720",
    "kind": "arxiv",
    "version": 1
  }
}