Pith Number

pith:NT5SGKQ7

pith:2025:NT5SGKQ7FVRRKDLFLZXFQWZJ2K

not attested not anchored not stored refs pending

Quantum Fisher Information in Curved Spacetime: Dirac Particles in Noisy Channels around a Schwarzschild Black Hole

Babatunde James Falaye, Benedict O. Ayomanor, Cookey Iyen, Emem-obong Solomon James, Muhammad Sanusi Liman, Yame Mwanzang Philemon

arxiv:2507.17901 v1 · 2025-07-23 · 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{NT5SGKQ7FVRRKDLFLZXFQWZJ2K}

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	2026-07-05T11:42:37.230014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cfb232a1f2d63150d655e6e585b29d2ba25ea2bc99e9925cb8f12c909bb2fd9

Aliases

arxiv: 2507.17901 · arxiv_version: 2507.17901v1 · doi: 10.48550/arxiv.2507.17901 · pith_short_12: NT5SGKQ7FVRR · pith_short_16: NT5SGKQ7FVRRKDLF · pith_short_8: NT5SGKQ7

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/NT5SGKQ7FVRRKDLFLZXFQWZJ2K \
  | 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: 6cfb232a1f2d63150d655e6e585b29d2ba25ea2bc99e9925cb8f12c909bb2fd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39de57821d36f8640f9cdf789ff01d8a695fc2e7958c7038104c052cef73d53a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-23T20:01:11Z",
    "title_canon_sha256": "614cdc74ba474de15cf67c8f720ecbcb87aa0c4a4fca619d8af89d9c1269da79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17901",
    "kind": "arxiv",
    "version": 1
  }
}