Pith Number

pith:4AEHZQGK

pith:2010:4AEHZQGKN3JNRHY4BB6FTPDUZX

not attested not anchored not stored refs pending

Projection of two biphoton qutrits onto a maximally entangled state

A. Halevy, E. Megidish, H.S. Eisenberg, L. Dovrat, T. Shacham

arxiv:1011.6202 v2 · 2010-11-29 · 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{4AEHZQGKN3JNRHY4BB6FTPDUZX}

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	2026-05-18T04:25:27.895274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0087cc0ca6ed2d89f1c087c59bc74cde08c2ebec924dce45cb4571a240b19d2

Aliases

arxiv: 1011.6202 · arxiv_version: 1011.6202v2 · doi: 10.48550/arxiv.1011.6202 · pith_short_12: 4AEHZQGKN3JN · pith_short_16: 4AEHZQGKN3JNRHY4 · pith_short_8: 4AEHZQGK

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/4AEHZQGKN3JNRHY4BB6FTPDUZX \
  | 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: e0087cc0ca6ed2d89f1c087c59bc74cde08c2ebec924dce45cb4571a240b19d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1553d6f946491ab5a6230400ef01c57ae5a7bf4203ed2b88246a30577b17ce55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-11-29T11:44:13Z",
    "title_canon_sha256": "93c7d42bdeea82641284ccf1d71312b6075cb67987871520562bd29ce3150798"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.6202",
    "kind": "arxiv",
    "version": 2
  }
}