Pith Number

pith:IKF7K63E

pith:2017:IKF7K63ESLL4Z6DHATBYJ32L6K

not attested not anchored not stored refs pending

Rigorous calibration method for photon-number statistics

Masahiro Kumazawa, Masato Koashi, Toshihiko Sasaki

arxiv:1710.00457 v1 · 2017-10-02 · 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{IKF7K63ESLL4Z6DHATBYJ32L6K}

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	2026-05-17T23:50:34.370301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

428bf57b6492d7ccf86704c384ef4bf2bb035c245e265c9fa8df6217d5bbc597

Aliases

arxiv: 1710.00457 · arxiv_version: 1710.00457v1 · doi: 10.48550/arxiv.1710.00457 · pith_short_12: IKF7K63ESLL4 · pith_short_16: IKF7K63ESLL4Z6DH · pith_short_8: IKF7K63E

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/IKF7K63ESLL4Z6DHATBYJ32L6K \
  | 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: 428bf57b6492d7ccf86704c384ef4bf2bb035c245e265c9fa8df6217d5bbc597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "877eabb9ac2869c407b3969a6810ed4724aea1454f9346c777e701e964a6e2f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-10-02T02:06:06Z",
    "title_canon_sha256": "e5e153877ba1669fdd46426c3fe28ace1faad3120c139e86b3311e17c548d3a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.00457",
    "kind": "arxiv",
    "version": 1
  }
}