Pith Number

pith:Q73LP3DG

pith:2026:Q73LP3DGLUBSHUBI5TFCR5CCJZ

not attested not anchored not stored refs pending

Quantum vs Classical Erasure: Equal Bounds but Unequal Costs

Jake Xuereb, Jan Neuser, Marcus Huber, Pharnam Bakhshinezhad

arxiv:2607.27341 v1 · 2026-07-29 · 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{Q73LP3DGLUBSHUBI5TFCR5CCJZ}

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	2026-07-31T00:10:42.580419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

87f6b7ec665d0323d028ecca28f4424e66e42d2941dcea5369cd7ada4f0d1e0d

Aliases

arxiv: 2607.27341 · arxiv_version: 2607.27341v1 · doi: 10.48550/arxiv.2607.27341 · pith_short_12: Q73LP3DGLUBS · pith_short_16: Q73LP3DGLUBSHUBI · pith_short_8: Q73LP3DG

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/Q73LP3DGLUBSHUBI5TFCR5CCJZ \
  | 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: 87f6b7ec665d0323d028ecca28f4424e66e42d2941dcea5369cd7ada4f0d1e0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc9d6586dfb978cc1720fbcb5c86d942c6737b2fd390b75ee0b686b592a52a63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-29T18:00:57Z",
    "title_canon_sha256": "d55e8f101023c7996617299e49870bbf3cb669c4d8b97804d2a6f1bcf0b23f13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27341",
    "kind": "arxiv",
    "version": 1
  }
}