Pith Number

pith:Y7TKM55E

pith:2017:Y7TKM55ECILHL66RUS4MGN22PD

not attested not anchored not stored refs pending

Towards a Physical Oracle for the Partition Problem using Analogue Computing

Stefan Rass

arxiv:1705.01826 v1 · 2017-05-04 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y7TKM55ECILHL66RUS4MGN22PD}

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	2026-05-18T00:45:02.233706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7e6a677a4121675fbd1a4b8c3375a78c2d6dd144b3ca1113df45ba3c8f94aba

Aliases

arxiv: 1705.01826 · arxiv_version: 1705.01826v1 · doi: 10.48550/arxiv.1705.01826 · pith_short_12: Y7TKM55ECILH · pith_short_16: Y7TKM55ECILHL66R · pith_short_8: Y7TKM55E

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/Y7TKM55ECILHL66RUS4MGN22PD \
  | 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: c7e6a677a4121675fbd1a4b8c3375a78c2d6dd144b3ca1113df45ba3c8f94aba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad9b23e0b17b10da030878e0ff2b5193578cb1c9737aeb7a1d359b4877208308",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-05-04T13:11:47Z",
    "title_canon_sha256": "a7330953a80b883f09de0d7056d33ad852072fa8c36ed51e68b134aaa0a9de51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01826",
    "kind": "arxiv",
    "version": 1
  }
}