Pith Number

pith:T7F4YFLO

pith:2018:T7F4YFLOC7MD5TPJW5CRSIQZ6H

not attested not anchored not stored refs pending

Quantifying entanglement in a 68-billion dimensional quantum state space

Christopher C. Tison, Gregory A. Howland, James Schneeloch, Michael L. Fanto, Paul M. Alsing

arxiv:1804.04515 v3 · 2018-04-12 · 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{T7F4YFLOC7MD5TPJW5CRSIQZ6H}

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	2026-05-17T23:42:03.205613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fcbcc156e17d83ecde9b745192219f1f4f7f4f13b84367074d6bc4191ddd3ce

Aliases

arxiv: 1804.04515 · arxiv_version: 1804.04515v3 · doi: 10.48550/arxiv.1804.04515 · pith_short_12: T7F4YFLOC7MD · pith_short_16: T7F4YFLOC7MD5TPJ · pith_short_8: T7F4YFLO

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/T7F4YFLOC7MD5TPJW5CRSIQZ6H \
  | 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: 9fcbcc156e17d83ecde9b745192219f1f4f7f4f13b84367074d6bc4191ddd3ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb30346b7c6e717f72dd43c2086f3b668e58d4e2427a1e2af10662214ffba372",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-12T13:50:10Z",
    "title_canon_sha256": "fa737e2b085f697394f31b18ef1a8a752018def0cf456a5594f973ce3cbd7e4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04515",
    "kind": "arxiv",
    "version": 3
  }
}