Pith Number

pith:6NUR4LMP

pith:2020:6NUR4LMPLAMG7AXJUZ3OWOYHB3

not attested not anchored not stored refs pending

Entanglement, partial set of measurements, and diagonality of the density matrix in the parton model

Alex Kovner, Candost Akkaya, Haowu Duan, Vladimir V. Skokov

arxiv:2001.01726 v2 · 2020-01-06 · hep-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{6NUR4LMPLAMG7AXJUZ3OWOYHB3}

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	2026-07-05T00:45:34.872071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3691e2d8f58186f82e9a676eb3b070ee14833b054c39c1e9d78b0efeb143204

Aliases

arxiv: 2001.01726 · arxiv_version: 2001.01726v2 · doi: 10.48550/arxiv.2001.01726 · pith_short_12: 6NUR4LMPLAMG · pith_short_16: 6NUR4LMPLAMG7AXJ · pith_short_8: 6NUR4LMP

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/6NUR4LMPLAMG7AXJUZ3OWOYHB3 \
  | 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: f3691e2d8f58186f82e9a676eb3b070ee14833b054c39c1e9d78b0efeb143204

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35faccff4a6713b488d0a70cfcbcc1cf9fe3faea072454a5ae5d10606148c99b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2020-01-06T19:00:02Z",
    "title_canon_sha256": "4490457a7e18fb2716472827210b4c5c9b116140efab9faffe261ca0b7145987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01726",
    "kind": "arxiv",
    "version": 2
  }
}