Pith Number

pith:OS6ZHATL

pith:2015:OS6ZHATLHKYLAK5H27PITTT6SB

not attested not anchored not stored refs pending

On a conjecture regarding Fisher information

Angelo Plastino, Angel R. Plastino, Guido Bellomo

arxiv:1504.02058 v2 · 2015-04-08 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OS6ZHATLHKYLAK5H27PITTT6SB}

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	2026-05-18T02:18:32.602508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74bd93826b3ab0b02ba7d7de89ce7e90661b6e6ff38ee228ad4d4f75b81ca21a

Aliases

arxiv: 1504.02058 · arxiv_version: 1504.02058v2 · doi: 10.48550/arxiv.1504.02058 · pith_short_12: OS6ZHATLHKYL · pith_short_16: OS6ZHATLHKYLAK5H · pith_short_8: OS6ZHATL

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/OS6ZHATLHKYLAK5H27PITTT6SB \
  | 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: 74bd93826b3ab0b02ba7d7de89ce7e90661b6e6ff38ee228ad4d4f75b81ca21a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8974536ee3d094243a5b368ade58f9687a0e456bd1020cf8527667c8f6bcb648",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-08T18:10:28Z",
    "title_canon_sha256": "311500a4572983e955933a3333f3932e7a81998614945f3691179d6c76c15ae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02058",
    "kind": "arxiv",
    "version": 2
  }
}