Pith Number

pith:AZP4KUGP

pith:2005:AZP4KUGPEXEQOHBWAMA3A7OIRT

not attested not anchored not stored refs pending

An Optimal Photon Counting Polarimeter

Alexander Ling, Antia Lamas-Linares, Christian Kurtsiefer, Soh Kee Pang

arxiv:quant-ph/0511053 v2 · 2005-11-07 · 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{AZP4KUGPEXEQOHBWAMA3A7OIRT}

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	2026-07-04T16:58:12.093367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

065fc550cf25c9071c360301b07dc88cecbea94729619401d37e329ff6fe5432

Aliases

arxiv: quant-ph/0511053 · arxiv_version: quant-ph/0511053v2 · doi: 10.48550/arxiv.quant-ph/0511053 · pith_short_12: AZP4KUGPEXEQ · pith_short_16: AZP4KUGPEXEQOHBW · pith_short_8: AZP4KUGP

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/AZP4KUGPEXEQOHBWAMA3A7OIRT \
  | 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: 065fc550cf25c9071c360301b07dc88cecbea94729619401d37e329ff6fe5432

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0536100f02d02e027d5e38e69bbd6a3e4e66c70ac9410ccab4e222601e223fa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-11-07T02:14:06Z",
    "title_canon_sha256": "e38dece80027aaa00c5473e8cc22bb632dc4e0595bec633ba6727dd29cfbd3f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0511053",
    "kind": "arxiv",
    "version": 2
  }
}