Pith Number

pith:COY32WK3

pith:2013:COY32WK3TMMGWDM2K4YRYN7VWB

not attested not anchored not stored refs pending

Optimizing scheme of probabilistic remote preparation state

Jia-fan Xia, Jian-xia Qi, Xin-Wei Zha

arxiv:1308.1730 v1 · 2013-08-08 · 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{COY32WK3TMMGWDM2K4YRYN7VWB}

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	2026-05-18T03:16:27.919706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13b1bd595b9b186b0d9a57311c37f5b07edca5a96311db29902f6636fcf38ecf

Aliases

arxiv: 1308.1730 · arxiv_version: 1308.1730v1 · doi: 10.48550/arxiv.1308.1730 · pith_short_12: COY32WK3TMMG · pith_short_16: COY32WK3TMMGWDM2 · pith_short_8: COY32WK3

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/COY32WK3TMMGWDM2K4YRYN7VWB \
  | 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: 13b1bd595b9b186b0d9a57311c37f5b07edca5a96311db29902f6636fcf38ecf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e32d95744c8fd5d17b334777ee1aae293b8b658426c32c115d33c5fa13f20feb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-08-08T01:20:46Z",
    "title_canon_sha256": "f59e7bd095b606329006312abe893d3339d83fd0749fa0161f653a261a3d2198"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.1730",
    "kind": "arxiv",
    "version": 1
  }
}