Pith Number

pith:7KOLAJFP

pith:2007:7KOLAJFPFDL5P3LPZU43RULGV5

not attested not anchored not stored refs pending

Creating and preserving multi-partite entanglement with spin chains

Brendon W. Lovett, Irene D'Amico, Timothy P. Spiller

arxiv:0709.0653 v1 · 2007-09-05 · 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{7KOLAJFPFDL5P3LPZU43RULGV5}

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	2026-05-18T02:16:11.493197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa9cb024af28d7d7ed6fcd39b8d166af7b4e015d619c0602840970177084d60a

Aliases

arxiv: 0709.0653 · arxiv_version: 0709.0653v1 · doi: 10.48550/arxiv.0709.0653 · pith_short_12: 7KOLAJFPFDL5 · pith_short_16: 7KOLAJFPFDL5P3LP · pith_short_8: 7KOLAJFP

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/7KOLAJFPFDL5P3LPZU43RULGV5 \
  | 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: fa9cb024af28d7d7ed6fcd39b8d166af7b4e015d619c0602840970177084d60a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a61cba50656f90925aeee62d5ab1685dfb3eb6501db9ac5ed6a662199d250d7f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-09-05T14:11:52Z",
    "title_canon_sha256": "24e165aab09f303193cffdb26f1dabc16dda9a6c842d02e83ff59fef9677c802"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.0653",
    "kind": "arxiv",
    "version": 1
  }
}