Pith Number

pith:HQEAF2PY

pith:2013:HQEAF2PYAZQS3DOPTILYOPFC6Z

not attested not anchored not stored refs pending

Requirements for two-source entanglement concentration

Animesh Datta, Gaia Donati, Ian A. Walmsley, Marco Barbieri, Mihai Vidrighin, Tim J. Bartley, W. Steven Kolthammer, Xian-Min Jin

arxiv:1302.3186 v1 · 2013-02-13 · 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{HQEAF2PYAZQS3DOPTILYOPFC6Z}

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	2026-05-18T03:33:48.466033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c0802e9f806612d8dcf9a17873ca2f66105c771d9ce7e19ec02f8cd615ee7be

Aliases

arxiv: 1302.3186 · arxiv_version: 1302.3186v1 · doi: 10.48550/arxiv.1302.3186 · pith_short_12: HQEAF2PYAZQS · pith_short_16: HQEAF2PYAZQS3DOP · pith_short_8: HQEAF2PY

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/HQEAF2PYAZQS3DOPTILYOPFC6Z \
  | 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: 3c0802e9f806612d8dcf9a17873ca2f66105c771d9ce7e19ec02f8cd615ee7be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "953dd2ce9ce1af047275ba3bc33e0d59f729c209e521d8d74f72590241de742b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-13T18:43:54Z",
    "title_canon_sha256": "90195ec81c4a83a18de5401cb4c61a8dd16e550d674d21f83215b5963b1cbcf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.3186",
    "kind": "arxiv",
    "version": 1
  }
}