Pith Number

pith:UTUWMA2I

pith:2003:UTUWMA2IQF4R6OYY2O2XSMJWFX

not attested not anchored not stored refs pending

A Grid Based Architecture for High-Performance NLP

Baden Hughes, Steven Bird

arxiv:cs/0308008 v1 · 2003-08-05 · cs.DC · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UTUWMA2IQF4R6OYY2O2XSMJWFX}

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	2026-07-04T14:24:36.008486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4e966034881791f3b18d3b57931362dcd6d2704f9de90700f9a431d1be917a1

Aliases

arxiv: cs/0308008 · arxiv_version: cs/0308008v1 · doi: 10.48550/arxiv.cs/0308008 · pith_short_12: UTUWMA2IQF4R · pith_short_16: UTUWMA2IQF4R6OYY · pith_short_8: UTUWMA2I

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/UTUWMA2IQF4R6OYY2O2XSMJWFX \
  | 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: a4e966034881791f3b18d3b57931362dcd6d2704f9de90700f9a431d1be917a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cfc3ee44932916c5b5f53e98f7fe99d3bdc18756ca0b349b5fca2f4fd4c5fd7",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "",
    "primary_cat": "cs.DC",
    "submitted_at": "2003-08-05T00:46:08Z",
    "title_canon_sha256": "390b2b8298c134924df5cc971b53233e190f21024288a0fb466d148784ed50d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0308008",
    "kind": "arxiv",
    "version": 1
  }
}