Pith Number

pith:X7GFV52B

pith:2017:X7GFV52BX7QTXKDZNUNUFGHUZR

not attested not anchored not stored refs pending

The Bernays-Sch\"onfinkel-Ramsey Fragment with Bounded Difference Constraints over the Reals is Decidable

Marco Voigt

arxiv:1706.08504 v1 · 2017-06-26 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7GFV52BX7QTXKDZNUNUFGHUZR}

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	2026-05-18T00:41:42.447648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfcc5af741bfe13ba8796d1b4298f4cc517cb7c69b246beb9c4e7eb36b0e9e67

Aliases

arxiv: 1706.08504 · arxiv_version: 1706.08504v1 · doi: 10.48550/arxiv.1706.08504 · pith_short_12: X7GFV52BX7QT · pith_short_16: X7GFV52BX7QTXKDZ · pith_short_8: X7GFV52B

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/X7GFV52BX7QTXKDZNUNUFGHUZR \
  | 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: bfcc5af741bfe13ba8796d1b4298f4cc517cb7c69b246beb9c4e7eb36b0e9e67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a181d985b1c7c2302527cfb6b5348c6207e76f4bd6ac62e12253130754c054f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-06-26T17:51:11Z",
    "title_canon_sha256": "fdd01439d5b280db05583a8ff8cb1d9c5cd4b87c05039db614c82fc842713b23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08504",
    "kind": "arxiv",
    "version": 1
  }
}