Pith Number

pith:RAPN4HGH

pith:2013:RAPN4HGHXHCK2MZ3Z5AFCZMKDC

not attested not anchored not stored refs pending

Entanglement distribution over 300 km of fiber

Hiroki Takesue, Masaki Asobe, Nobuyuki Matsuda, Osamu Tadanaga, Takahiro Inagaki

arxiv:1310.5473 v1 · 2013-10-21 · 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{RAPN4HGHXHCK2MZ3Z5AFCZMKDC}

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	2026-05-18T03:09:35.515404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

881ede1cc7b9c4ad333bcf4051658a188ffc7ad773d0d2e63d2341dd556ae902

Aliases

arxiv: 1310.5473 · arxiv_version: 1310.5473v1 · doi: 10.48550/arxiv.1310.5473 · pith_short_12: RAPN4HGHXHCK · pith_short_16: RAPN4HGHXHCK2MZ3 · pith_short_8: RAPN4HGH

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/RAPN4HGHXHCK2MZ3Z5AFCZMKDC \
  | 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: 881ede1cc7b9c4ad333bcf4051658a188ffc7ad773d0d2e63d2341dd556ae902

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37907e00fe58bae37b593682f47d0bedfbed8c1dc1f5996b70f4ca84d413350c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-10-21T09:16:43Z",
    "title_canon_sha256": "2aa59a3c6b89e406595ed6369da2d37b9e26f6149a7113157f4de4378312520c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5473",
    "kind": "arxiv",
    "version": 1
  }
}