Pith Number

pith:GNIFUHQC

pith:2014:GNIFUHQCFCMQV4VBVLJE7PCXF2

not attested not anchored not stored refs pending

A Variant of Earley Deduction With Partial Evaluation

Heike Stephan, Stefan Brass

arxiv:1405.5645 v1 · 2014-05-22 · cs.LO · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNIFUHQCFCMQV4VBVLJE7PCXF2}

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	2026-05-18T02:51:16.056697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33505a1e0228990af2a1aad24fbc572e8b5fcf8603440a44a78f5f51d2d69785

Aliases

arxiv: 1405.5645 · arxiv_version: 1405.5645v1 · doi: 10.48550/arxiv.1405.5645 · pith_short_12: GNIFUHQCFCMQ · pith_short_16: GNIFUHQCFCMQV4VB · pith_short_8: GNIFUHQC

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/GNIFUHQCFCMQV4VBVLJE7PCXF2 \
  | 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: 33505a1e0228990af2a1aad24fbc572e8b5fcf8603440a44a78f5f51d2d69785

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4ef68ebb118120b623edd5b36b9534552f1e519bf297d9a68cf54775ec255d7",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-05-22T07:31:16Z",
    "title_canon_sha256": "d99478b26dcdf501c9f12987c93d4a2bfac22b6dfde9f0a1e47edc530636703f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5645",
    "kind": "arxiv",
    "version": 1
  }
}