Pith Number

pith:SS4ZQIXZ

pith:2012:SS4ZQIXZIUBGTBFWTY7MKFOKOO

not attested not anchored not stored refs pending

Character of superposed states under deterministic LOCC

Ajoy Sen, Amit Bhar, Debasis Sarkar

arxiv:1204.4629 v1 · 2012-04-20 · 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{SS4ZQIXZIUBGTBFWTY7MKFOKOO}

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	2026-05-18T01:23:39.289713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94b99822f945026984b69e3ec515ca73b18730b2a36d3cbe04a9e31b97bc0872

Aliases

arxiv: 1204.4629 · arxiv_version: 1204.4629v1 · doi: 10.48550/arxiv.1204.4629 · pith_short_12: SS4ZQIXZIUBG · pith_short_16: SS4ZQIXZIUBGTBFW · pith_short_8: SS4ZQIXZ

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/SS4ZQIXZIUBGTBFWTY7MKFOKOO \
  | 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: 94b99822f945026984b69e3ec515ca73b18730b2a36d3cbe04a9e31b97bc0872

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da8b83b748ecb1220d867d831b56d1505dd98a2b18e6543522779787e28e72de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-20T13:44:52Z",
    "title_canon_sha256": "4f70ef9ca007983bf17efaf56aeeaa180f478cdedf409be3690a0df267e42c4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4629",
    "kind": "arxiv",
    "version": 1
  }
}