Pith Number

pith:DIPBAR2S

pith:2012:DIPBAR2SZLQVUL2SGM4QIP57QE

not attested not anchored not stored refs pending

Security of distributed-phase-reference quantum key distribution

Charles Ci Wen Lim, Hugo Zbinden, Le Phuc Thinh, Marcos Curty, Nicolas Gisin, Tobias Moroder

arxiv:1207.5544 v1 · 2012-07-23 · 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{DIPBAR2SZLQVUL2SGM4QIP57QE}

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	2026-05-18T03:19:22.534575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a1e104752cae15a2f523339043fbf810111bd3c2d3ff2ace7a0d436b95da60f

Aliases

arxiv: 1207.5544 · arxiv_version: 1207.5544v1 · doi: 10.48550/arxiv.1207.5544 · pith_short_12: DIPBAR2SZLQV · pith_short_16: DIPBAR2SZLQVUL2S · pith_short_8: DIPBAR2S

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/DIPBAR2SZLQVUL2SGM4QIP57QE \
  | 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: 1a1e104752cae15a2f523339043fbf810111bd3c2d3ff2ace7a0d436b95da60f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91ea3709b5232babeee1fe3bc74193c03ec56b3e3d8e6a0560425863d398e24a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-07-23T21:38:10Z",
    "title_canon_sha256": "107fb357c155b959abca6d196158046af513024c240a67f741ab0dfa3facab47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5544",
    "kind": "arxiv",
    "version": 1
  }
}