Pith Number

pith:NNI7AFVV

pith:2012:NNI7AFVVS7SYG2WVN2TCKCC2FO

not attested not anchored not stored refs pending

Spatial mode storage in a gradient echo memory

Ben C. Buchler, Ben M. Sparkes, Daniel B. Higginbottom, Mahdi Hosseini, Milos Rancic, Olivier Pinel, Ping Koy Lam

arxiv:1204.3981 v3 · 2012-04-18 · 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{NNI7AFVVS7SYG2WVN2TCKCC2FO}

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	2026-05-18T01:57:49.547137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b51f016b597e5836ad56ea625085a2b9e7c632c8d44380ba8af6c5b3ae96483

Aliases

arxiv: 1204.3981 · arxiv_version: 1204.3981v3 · doi: 10.48550/arxiv.1204.3981 · pith_short_12: NNI7AFVVS7SY · pith_short_16: NNI7AFVVS7SYG2WV · pith_short_8: NNI7AFVV

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/NNI7AFVVS7SYG2WVN2TCKCC2FO \
  | 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: 6b51f016b597e5836ad56ea625085a2b9e7c632c8d44380ba8af6c5b3ae96483

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47890dfdf4acbbfd391322b246dbf8b67ce637699c06b1dc8b42e5cec8ea7462",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-18T05:43:19Z",
    "title_canon_sha256": "048c22d0556e591e82c235d4ca78502f6f6c4a9e189c140b384bfaa7040af3a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3981",
    "kind": "arxiv",
    "version": 3
  }
}