Pith Number

pith:HEPD4DV4

pith:2015:HEPD4DV4EYNEKYKJ55GL7DQPUZ

not attested not anchored not stored refs pending

Maximally coherent states

Shuanping Du, Zhaofang Bai

arxiv:1503.07103 v2 · 2015-03-24 · 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{HEPD4DV4EYNEKYKJ55GL7DQPUZ}

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.

Cited by

1 paper in Pith

Coherence Fraction

Receipt and verification

First computed	2026-05-18T01:36:47.938308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

391e3e0ebc261a456149ef4cbf8e0fa649945c5d46deb76250d0fae090e7c713

Aliases

arxiv: 1503.07103 · arxiv_version: 1503.07103v2 · doi: 10.48550/arxiv.1503.07103 · pith_short_12: HEPD4DV4EYNE · pith_short_16: HEPD4DV4EYNEKYKJ · pith_short_8: HEPD4DV4

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/HEPD4DV4EYNEKYKJ55GL7DQPUZ \
  | 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: 391e3e0ebc261a456149ef4cbf8e0fa649945c5d46deb76250d0fae090e7c713

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "750cdc0477b23c050f52c2fddfb591b256a0f8edad8c351a02ea18ff35a62523",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-24T16:33:27Z",
    "title_canon_sha256": "448e4894a7384f74d71f48bbb60db1b10b45da08d492dd4b28b2d0f7fa59b234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07103",
    "kind": "arxiv",
    "version": 2
  }
}