Pith Number

pith:NNPCRS6U

pith:2009:NNPCRS6U57OPCYO5MU4BPKH74N

not attested not anchored not stored refs pending

Continuity and Stability of Partial Entropic Sums

Alexey E. Rastegin

arxiv:0910.1903 v2 · 2009-10-10 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNPCRS6U57OPCYO5MU4BPKH74N}

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	2026-05-18T04:20:51.363060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b5e28cbd4efdcf161dd653817a8ffe3701c029207048e63cf21190f0d91a553

Aliases

arxiv: 0910.1903 · arxiv_version: 0910.1903v2 · doi: 10.48550/arxiv.0910.1903 · pith_short_12: NNPCRS6U57OP · pith_short_16: NNPCRS6U57OPCYO5 · pith_short_8: NNPCRS6U

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/NNPCRS6U57OPCYO5MU4BPKH74N \
  | 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: 6b5e28cbd4efdcf161dd653817a8ffe3701c029207048e63cf21190f0d91a553

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b60e2bfb98b31f7229cb6412c484b8f2cf06d8614473e157ba24ce957fc0ed2",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-10T07:47:01Z",
    "title_canon_sha256": "b4efb6ccab0f2a018893871fad7a8fd3a968007c2eadadb04f61de5ae91581d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1903",
    "kind": "arxiv",
    "version": 2
  }
}