Pith Number

pith:WPYNETY2

pith:2018:WPYNETY2NXX3MER6TTCWACC6EE

not attested not anchored not stored refs pending

Epsilon-smooth measure of coherence

Shanshan Yuwen, Zhengjun Xi

arxiv:1810.03882 v2 · 2018-10-09 · 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{WPYNETY2NXX3MER6TTCWACC6EE}

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	2026-05-17T23:56:17.530063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3f0d24f1a6defb6123e9cc560085e211da3e87352c569c7fdd810620cebf3ee

Aliases

arxiv: 1810.03882 · arxiv_version: 1810.03882v2 · doi: 10.48550/arxiv.1810.03882 · pith_short_12: WPYNETY2NXX3 · pith_short_16: WPYNETY2NXX3MER6 · pith_short_8: WPYNETY2

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/WPYNETY2NXX3MER6TTCWACC6EE \
  | 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: b3f0d24f1a6defb6123e9cc560085e211da3e87352c569c7fdd810620cebf3ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d246f55ef6d81f5ff25408b36ba54ded313178fbc8d0b617a23f41f16825fd96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-09T09:54:29Z",
    "title_canon_sha256": "5276ddb8ba21ba12371d70d134f0008b77f2af87a07dd8700aa4ab2d38725084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03882",
    "kind": "arxiv",
    "version": 2
  }
}