Pith Number

pith:RU4NBXON

pith:2019:RU4NBXONDLUIIPVN3CA4XVBDMM

not attested not anchored not stored refs pending

A duality in classical and quantum mechanics: General results

Wen-Du Li, Wu-Sheng Dai

arxiv:1909.01089 v3 · 2019-08-25 · physics.gen-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{RU4NBXONDLUIIPVN3CA4XVBDMM}

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	2026-07-05T02:10:57.939722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d38d0ddcd1ae8843eadd881cbd42363004942139fd1c65d577c06521ffc56c4

Aliases

arxiv: 1909.01089 · arxiv_version: 1909.01089v3 · doi: 10.48550/arxiv.1909.01089 · pith_short_12: RU4NBXONDLUI · pith_short_16: RU4NBXONDLUIIPVN · pith_short_8: RU4NBXON

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/RU4NBXONDLUIIPVN3CA4XVBDMM \
  | 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: 8d38d0ddcd1ae8843eadd881cbd42363004942139fd1c65d577c06521ffc56c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2c9cf8acd655e0a906b34689e10461289f6cd8b6371f1f5116650bfdb349a0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2019-08-25T15:50:41Z",
    "title_canon_sha256": "259fef63f832498f6e991483c5204c4d1616e39310813352c2a6b2fa8ac95ad0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01089",
    "kind": "arxiv",
    "version": 3
  }
}