Pith Number

pith:7FPP6RWM

pith:2015:7FPP6RWMXRKRYIYTSPGZOEUJKJ

not attested not anchored not stored refs pending

Measuring higher-dimensional entanglement

Chandan Datta, Pankaj Agrawal, Sujit K. Choudhary

arxiv:1503.08495 v2 · 2015-03-29 · 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{7FPP6RWMXRKRYIYTSPGZOEUJKJ}

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	2026-05-18T00:46:16.973784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f95eff46ccbc551c231393cd97128952776185d56eec15f28050837a9b93fc3d

Aliases

arxiv: 1503.08495 · arxiv_version: 1503.08495v2 · doi: 10.48550/arxiv.1503.08495 · pith_short_12: 7FPP6RWMXRKR · pith_short_16: 7FPP6RWMXRKRYIYT · pith_short_8: 7FPP6RWM

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/7FPP6RWMXRKRYIYTSPGZOEUJKJ \
  | 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: f95eff46ccbc551c231393cd97128952776185d56eec15f28050837a9b93fc3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09f860e2ddb3de7a944d148644b66680ed52ca24d94a4f934754a5fadc71b52c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-29T21:07:22Z",
    "title_canon_sha256": "f83002c9e0fa9ef87195258340ec994f5dfa36e048778afd70abf116fc1e299c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08495",
    "kind": "arxiv",
    "version": 2
  }
}