Pith Number

pith:WN74BB4C

pith:2014:WN74BB4CLVLIYRHKJGOYV2FQSG

not attested not anchored not stored refs pending

Memcomputing NP-complete problems in polynomial time using polynomial resources and collective states

Chiara Ramella, Fabio L. Traversa, Fabrizio Bonani, Massimiliano Di Ventra

arxiv:1411.4798 v3 · 2014-11-18 · cs.ET · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WN74BB4CLVLIYRHKJGOYV2FQSG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:37:11.238742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b37fc087825d568c44ea499d8ae8b091a2a1d0f84cd6010d0ea993d4b5da29ae

Aliases

arxiv: 1411.4798 · arxiv_version: 1411.4798v3 · doi: 10.48550/arxiv.1411.4798 · pith_short_12: WN74BB4CLVLI · pith_short_16: WN74BB4CLVLIYRHK · pith_short_8: WN74BB4C

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/WN74BB4CLVLIYRHKJGOYV2FQSG \
  | 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: b37fc087825d568c44ea499d8ae8b091a2a1d0f84cd6010d0ea993d4b5da29ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7488a6dafd5bd07eebde015f5e1fc702babc2563ab80d17c35dfa48ebdf6abdf",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2014-11-18T10:35:17Z",
    "title_canon_sha256": "45654f9ba221e39ecbcea970605dca60c0543264001eae5d726e3f67837e24a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4798",
    "kind": "arxiv",
    "version": 3
  }
}