Pith Number

pith:IKDLQ2UD

pith:2018:IKDLQ2UD6YS34K4TJEKHOK23U4

not attested not anchored not stored refs pending

Reply to comment in arXiv:1802.01382

D. F. Liang, F. Zhou, K. Rehan, L. Chen, L. L. Yan, M. Feng, T. P. Xiong, V. Vedral, W. L. Yang, Z. H. Ma

arxiv:1802.02392 v2 · 2018-02-07 · 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{IKDLQ2UD6YS34K4TJEKHOK23U4}

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	2026-05-18T00:08:54.670160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4286b86a83f625be2b934914772b5ba7170f9a4f89955793c179274f1ca828ee

Aliases

arxiv: 1802.02392 · arxiv_version: 1802.02392v2 · doi: 10.48550/arxiv.1802.02392 · pith_short_12: IKDLQ2UD6YS3 · pith_short_16: IKDLQ2UD6YS34K4T · pith_short_8: IKDLQ2UD

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/IKDLQ2UD6YS34K4TJEKHOK23U4 \
  | 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: 4286b86a83f625be2b934914772b5ba7170f9a4f89955793c179274f1ca828ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82c15d34f87d678a1b616879066c534bfd39d670e36778401112561225381e60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-07T11:37:34Z",
    "title_canon_sha256": "ec73b30fc0b234c7ad8fb7aec49b0cf167d582dd8eb026e6e1b4af081748aed5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02392",
    "kind": "arxiv",
    "version": 2
  }
}