Pith Number

pith:IG2RQ5WN

pith:2017:IG2RQ5WNH7OS7STUETCF5SRQN3

not attested not anchored not stored refs pending

Effect of dark counts on single photon heralding with quasi-number-resolving detection schemes

L. G. Helt, M. J. Steel

arxiv:1704.04002 v1 · 2017-04-13 · 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{IG2RQ5WNH7OS7STUETCF5SRQN3}

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	2026-05-18T00:29:10.655012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41b51876cd3fdd2fca7424c45eca306edac6e2ac201896e0b60b6f4c2577a3ab

Aliases

arxiv: 1704.04002 · arxiv_version: 1704.04002v1 · doi: 10.48550/arxiv.1704.04002 · pith_short_12: IG2RQ5WNH7OS · pith_short_16: IG2RQ5WNH7OS7STU · pith_short_8: IG2RQ5WN

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/IG2RQ5WNH7OS7STUETCF5SRQN3 \
  | 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: 41b51876cd3fdd2fca7424c45eca306edac6e2ac201896e0b60b6f4c2577a3ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d673a68d1579c34db2c12d963329dab99bce15d03fc42eaf570cf97e98c8c220",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-04-13T06:19:02Z",
    "title_canon_sha256": "7c59e4f9618bed39022177471c4bffa8e41380b9b0878b80f6cdffd22b250084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04002",
    "kind": "arxiv",
    "version": 1
  }
}