Pith Number

pith:YMCQEVZE

pith:2018:YMCQEVZE22ZKENIAMIY5BUUUEG

not attested not anchored not stored refs pending

A Reduction from Unbounded Linear Mixed Arithmetic Problems into Bounded Problems

Martin Bromberger

arxiv:1804.07703 v1 · 2018-04-20 · 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{YMCQEVZE22ZKENIAMIY5BUUUEG}

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	2026-05-18T00:17:58.020630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c305025724d6b2a235006231d0d294219bc4b0849f4f6978e224f3de418b5028

Aliases

arxiv: 1804.07703 · arxiv_version: 1804.07703v1 · doi: 10.48550/arxiv.1804.07703 · pith_short_12: YMCQEVZE22ZK · pith_short_16: YMCQEVZE22ZKENIA · pith_short_8: YMCQEVZE

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/YMCQEVZE22ZKENIAMIY5BUUUEG \
  | 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: c305025724d6b2a235006231d0d294219bc4b0849f4f6978e224f3de418b5028

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49120b0e98d43a36d2b6358e9485e459185d22618ea072379cad746362ecc97a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-04-20T16:13:24Z",
    "title_canon_sha256": "788617e23fc2307ad6db3bc2d38a02b81c634c448b2387bcf109caaba4595752"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07703",
    "kind": "arxiv",
    "version": 1
  }
}