Pith Number

pith:HMIHDU3K

pith:2025:HMIHDU3KZTE46KDUCKCH4NKAXQ

not attested not anchored not stored refs pending

Random approximate quantum information masking

Huangjun Zhu, Xiaodi Li, Xinyang Shu

arxiv:2507.19454 v1 · 2025-07-25 · 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{HMIHDU3KZTE46KDUCKCH4NKAXQ}

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	2026-07-05T11:43:25.510921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b1071d36accc9cf287412847e3540bc271de777111f6a90de73e5f050d28cbe

Aliases

arxiv: 2507.19454 · arxiv_version: 2507.19454v1 · doi: 10.48550/arxiv.2507.19454 · pith_short_12: HMIHDU3KZTE4 · pith_short_16: HMIHDU3KZTE46KDU · pith_short_8: HMIHDU3K

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/HMIHDU3KZTE46KDUCKCH4NKAXQ \
  | 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: 3b1071d36accc9cf287412847e3540bc271de777111f6a90de73e5f050d28cbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "267798e23289b7a94ba0fe233305e46c54f205e7574e65df55d57c46322fa6ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-25T17:38:30Z",
    "title_canon_sha256": "5b9281f4f2e8e52f4679e26f4f630a1714f9840ac1ba7a085f509e0db2e2d4f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.19454",
    "kind": "arxiv",
    "version": 1
  }
}