Pith Number

pith:7G522FYF

pith:2009:7G522FYFVDYE4AEMV3QT4TCFDE

not attested not anchored not stored refs pending

Quantum state transfer in a XX chain with impurities

Analia Zwick, Omar Osenda

arxiv:0909.5231 v4 · 2009-09-29 · 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{7G522FYFVDYE4AEMV3QT4TCFDE}

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	2026-05-18T02:11:36.620554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9bbad1705a8f04e008caee13e4c451902d7cbdca6c8db7060bb2594d7dfff9a

Aliases

arxiv: 0909.5231 · arxiv_version: 0909.5231v4 · doi: 10.48550/arxiv.0909.5231 · pith_short_12: 7G522FYFVDYE · pith_short_16: 7G522FYFVDYE4AEM · pith_short_8: 7G522FYF

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/7G522FYFVDYE4AEMV3QT4TCFDE \
  | 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: f9bbad1705a8f04e008caee13e4c451902d7cbdca6c8db7060bb2594d7dfff9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "053d1937fb8656ae86aac25b9247fa506fca4434875e555c0fbf87d78392b7c5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-09-29T19:34:12Z",
    "title_canon_sha256": "ba61189f8c8c27c1e9a09dae00a4f84f1143a2e7f6537b92e0dd3e70bbd42162"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5231",
    "kind": "arxiv",
    "version": 4
  }
}