Pith Number

pith:SU32CG6X

pith:1999:SU32CG6XLW7XMKKMSXGM5UNJA3

not attested not anchored not stored refs pending

How to share a quantum secret

Daniel Gottesman, Hoi-Kwong Lo, Richard Cleve

arxiv:quant-ph/9901025 v1 · 1999-01-12 · 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{SU32CG6XLW7XMKKMSXGM5UNJA3}

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	2026-07-04T16:15:39.252322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9537a11bd75dbf76294c95ccced1a906f0bd1319a2d84e2fc5ec69ef398762e2

Aliases

arxiv: quant-ph/9901025 · arxiv_version: quant-ph/9901025v1 · doi: 10.48550/arxiv.quant-ph/9901025 · pith_short_12: SU32CG6XLW7X · pith_short_16: SU32CG6XLW7XMKKM · pith_short_8: SU32CG6X

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/SU32CG6XLW7XMKKMSXGM5UNJA3 \
  | 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: 9537a11bd75dbf76294c95ccced1a906f0bd1319a2d84e2fc5ec69ef398762e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ec736e4e5b6ff0ac1c752bab35bb3dceeb5e436f288844b3d9985bc41330eb9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-01-12T00:49:09Z",
    "title_canon_sha256": "4c7296aa94332ebd250e79c79f613a2d6b802ebbe415c470bb61ea23d6d4c5d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9901025",
    "kind": "arxiv",
    "version": 1
  }
}