Pith Number

pith:E6JIO2MH

pith:2010:E6JIO2MHWOCVELIMNPL2BNUXW4

not attested not anchored not stored refs pending

Quantum information reclaiming after amplitude damping

Carlo Cafaro, Laleh Memarzadeh, Stefano Mancini

arxiv:1004.0497 v1 · 2010-04-04 · 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{E6JIO2MHWOCVELIMNPL2BNUXW4}

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	2026-05-18T04:31:31.148854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2792876987b385522d0c6bd7a0b697b73461db4fe7a2db7c1b60461885832728

Aliases

arxiv: 1004.0497 · arxiv_version: 1004.0497v1 · doi: 10.48550/arxiv.1004.0497 · pith_short_12: E6JIO2MHWOCV · pith_short_16: E6JIO2MHWOCVELIM · pith_short_8: E6JIO2MH

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/E6JIO2MHWOCVELIMNPL2BNUXW4 \
  | 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: 2792876987b385522d0c6bd7a0b697b73461db4fe7a2db7c1b60461885832728

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff132208416d6ee0f2583e126060b29d368c8318080954ecd0075f4ce744ae50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-04-04T10:42:14Z",
    "title_canon_sha256": "0e94501efc483c1830284a5b7d0e8effdab5596e7b295c516cae4816f8d5a7a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0497",
    "kind": "arxiv",
    "version": 1
  }
}