Pith Number

pith:EVYC5FMS

pith:2014:EVYC5FMSNNJWWSYHGDHAFK6BSG

not attested not anchored not stored refs pending

Entropy rate of message sources driven by quantum walks

B\'alint Koll\'ar, M\'aty\'as Koniorczyk

arxiv:1402.6731 v2 · 2014-02-26 · 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{EVYC5FMSNNJWWSYHGDHAFK6BSG}

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	2026-05-18T02:57:25.955800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25702e95926b536b4b0730ce02abc19195fc1b94ab431f139afa6f7e7e041472

Aliases

arxiv: 1402.6731 · arxiv_version: 1402.6731v2 · doi: 10.48550/arxiv.1402.6731 · pith_short_12: EVYC5FMSNNJW · pith_short_16: EVYC5FMSNNJWWSYH · pith_short_8: EVYC5FMS

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/EVYC5FMSNNJWWSYHGDHAFK6BSG \
  | 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: 25702e95926b536b4b0730ce02abc19195fc1b94ab431f139afa6f7e7e041472

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c2f64ab9bba1b1331e247e092f8f8a7dc220ca9f56096c3fa36582293896bda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-02-26T22:29:25Z",
    "title_canon_sha256": "79a844cf8b61d89e283518e43c63e230e1ff532f759466300ebb5a658fac03f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6731",
    "kind": "arxiv",
    "version": 2
  }
}