Pith Number

pith:4FHIYVM4

pith:2025:4FHIYVM4E26EGQYAN5G6DPZBPR

not attested not anchored not stored refs pending

Qumode-Based Quantum Image Storage with Entropy-Guided Frame Indexing and Fidelity-Preserved Retrieval

Sanjit Krishna

arxiv:2507.03290 v1 · 2025-07-04 · 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{4FHIYVM4E26EGQYAN5G6DPZBPR}

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	2026-07-05T11:31:56.333373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e14e8c559c26bc4343006f4de1bf217c45501082351c7956dd4498c794942661

Aliases

arxiv: 2507.03290 · arxiv_version: 2507.03290v1 · doi: 10.48550/arxiv.2507.03290 · pith_short_12: 4FHIYVM4E26E · pith_short_16: 4FHIYVM4E26EGQYA · pith_short_8: 4FHIYVM4

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/4FHIYVM4E26EGQYAN5G6DPZBPR \
  | 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: e14e8c559c26bc4343006f4de1bf217c45501082351c7956dd4498c794942661

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b15861b4e6829659c42e09e43cbce9112b7e291d593d5ed8ce79cc8535f49b5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-04T04:40:03Z",
    "title_canon_sha256": "3d855f7ce5878beabd94feacb647a9887d51e77fcf966a008d087af6e02d98c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03290",
    "kind": "arxiv",
    "version": 1
  }
}