Pith Number

pith:MZWM3WBV

pith:2014:MZWM3WBVB3RQDF3TFZNCSUOTVL

not attested not anchored not stored refs pending

Entropy bounds for quantum processes with initial correlations

Kavan Modi, Sai Vinjanampathy

arxiv:1405.6140 v2 · 2014-05-23 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZWM3WBVB3RQDF3TFZNCSUOTVL}

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	2026-05-18T01:25:24.731787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

666ccdd8350ee30197732e5a2951d3aadd9978364ac5eff0a95fde9a83fbf24a

Aliases

arxiv: 1405.6140 · arxiv_version: 1405.6140v2 · doi: 10.48550/arxiv.1405.6140 · pith_short_12: MZWM3WBVB3RQ · pith_short_16: MZWM3WBVB3RQDF3T · pith_short_8: MZWM3WBV

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/MZWM3WBVB3RQDF3TFZNCSUOTVL \
  | 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: 666ccdd8350ee30197732e5a2951d3aadd9978364ac5eff0a95fde9a83fbf24a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e9e9e93605c0a148e600dc54ea0c975dbebf84e482b647103da830459ffefaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-23T17:52:03Z",
    "title_canon_sha256": "44025f366c44887de7e8a876604fb8b84f10291f3a454104b900103ff5d902c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.6140",
    "kind": "arxiv",
    "version": 2
  }
}