Pith Number

pith:YVTROF2L

pith:2015:YVTROF2LCOO3HLCE7T552373AZ

not attested not anchored not stored refs pending

Polynomial-time solution of prime factorization and NP-hard problems with digital memcomputing machines

Fabio L. Traversa, Massimiliano Di Ventra

arxiv:1512.05064 v2 · 2015-12-16 · cs.ET · cond-mat.mes-hall · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YVTROF2LCOO3HLCE7T552373AZ}

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	2026-05-18T00:49:08.581415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c56717174b139db3ac44fcfbdd6ffb0672b278d6a209884519fe6e735b7c3290

Aliases

arxiv: 1512.05064 · arxiv_version: 1512.05064v2 · doi: 10.48550/arxiv.1512.05064 · pith_short_12: YVTROF2LCOO3 · pith_short_16: YVTROF2LCOO3HLCE · pith_short_8: YVTROF2L

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/YVTROF2LCOO3HLCE7T552373AZ \
  | 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: c56717174b139db3ac44fcfbdd6ffb0672b278d6a209884519fe6e735b7c3290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "066e2dbdd74dfba9ffa0db9f647f2e4701ccb9ce84a7852c87129e76f47705ce",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2015-12-16T06:35:32Z",
    "title_canon_sha256": "5736f28be6ffed362f890734337fccba6deb7b32991b1363dc6cab8ba426a89c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05064",
    "kind": "arxiv",
    "version": 2
  }
}