Pith Number

pith:NG5T5FZN

pith:2015:NG5T5FZNLUKQ4WMJCYCOXDH2TQ

not attested not anchored not stored refs pending

Experimental Quantum Fingerprinting

Chen Feng, Feihu Xu, Hoi-Kwong Lo, Juan Miguel Arrazola, Kejin Wei, Norbert L\"utkenhaus, Pablo Palacios-Avila, Shihan Sajeed, Wenyuan Wang

arxiv:1503.05499 v1 · 2015-03-18 · 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{NG5T5FZNLUKQ4WMJCYCOXDH2TQ}

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	2026-05-18T01:27:24.090136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69bb3e972d5d150e59891604eb8cfa9c22a0110305013345a1e75f6709022838

Aliases

arxiv: 1503.05499 · arxiv_version: 1503.05499v1 · doi: 10.48550/arxiv.1503.05499 · pith_short_12: NG5T5FZNLUKQ · pith_short_16: NG5T5FZNLUKQ4WMJ · pith_short_8: NG5T5FZN

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/NG5T5FZNLUKQ4WMJCYCOXDH2TQ \
  | 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: 69bb3e972d5d150e59891604eb8cfa9c22a0110305013345a1e75f6709022838

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f8c4c3663b33cc8a7eddcb1eeb7ae390ee997c640840b7169593efae2ff3eb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-18T17:26:32Z",
    "title_canon_sha256": "e35afc33bcad89d01162fbad9d896cdc5683bf289918275a1dd00dffc1e99e02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05499",
    "kind": "arxiv",
    "version": 1
  }
}