Pith Number

pith:IP5HY5GL

pith:2011:IP5HY5GLAZO5Y2ANI7BKGUZ67F

not attested not anchored not stored refs pending

Entangled Photon Polarimetry

Evan R. Jeffrey, Joseph B. Altepeter, Milja Medic, Neal N. Oza, Prem Kumar

arxiv:1108.5652 v1 · 2011-08-29 · 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{IP5HY5GLAZO5Y2ANI7BKGUZ67F}

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	2026-05-18T02:00:45.278255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43fa7c74cb065ddc680d47c2a3533ef9456ebf9b0de5206a8598a52cc4bd73de

Aliases

arxiv: 1108.5652 · arxiv_version: 1108.5652v1 · doi: 10.48550/arxiv.1108.5652 · pith_short_12: IP5HY5GLAZO5 · pith_short_16: IP5HY5GLAZO5Y2AN · pith_short_8: IP5HY5GL

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/IP5HY5GLAZO5Y2ANI7BKGUZ67F \
  | 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: 43fa7c74cb065ddc680d47c2a3533ef9456ebf9b0de5206a8598a52cc4bd73de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e82433236027f57706f275270ea2e268a7462cf250c220b8730e5f728c3379f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-08-29T16:59:52Z",
    "title_canon_sha256": "18505063b67fbe952df7c46196483b4c10a09fe1e964050c78dc7dc90d35280b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5652",
    "kind": "arxiv",
    "version": 1
  }
}