Pith Number

pith:GMDWSKD4

pith:2015:GMDWSKD4HZENF5HI4AJVFF2S6K

not attested not anchored not stored refs pending

Measuring Technological Distance for Patent Mapping

Bowen Yan, Jianxi Luo

arxiv:1503.02373 v3 · 2015-03-09 · cs.SI · cs.CY · cs.DL · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GMDWSKD4HZENF5HI4AJVFF2S6K}

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	2026-05-18T01:19:20.634899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

330769287c3e48d2f4e8e013529752f29890c51fe0e2557e399e023a44f295cb

Aliases

arxiv: 1503.02373 · arxiv_version: 1503.02373v3 · doi: 10.48550/arxiv.1503.02373 · pith_short_12: GMDWSKD4HZEN · pith_short_16: GMDWSKD4HZENF5HI · pith_short_8: GMDWSKD4

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/GMDWSKD4HZENF5HI4AJVFF2S6K \
  | 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: 330769287c3e48d2f4e8e013529752f29890c51fe0e2557e399e023a44f295cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1e0a164bb506d6ef62a31572f6f59f8877f0d5a77ed2c676d8b77decaf81c26",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.DL",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-03-09T05:31:20Z",
    "title_canon_sha256": "fd143f9b67c900ecee7c2352402a31ef542f55897d8c9a3eeb24a3dc215dacd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02373",
    "kind": "arxiv",
    "version": 3
  }
}