Pith Number

pith:E3IWABS7

pith:2013:E3IWABS74O6UFVTLZQUVFLZ2X4

not attested not anchored not stored refs pending

A universal, memory-assisted entropic uncertainty relation

A. Serafini, C.-M. Yao, S. Severini, Z.-H. Chen, Z.-H. Ma

arxiv:1302.1011 v1 · 2013-02-05 · 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{E3IWABS74O6UFVTLZQUVFLZ2X4}

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	2026-05-18T03:34:26.453713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26d160065fe3bd42d66bcc2952af3abf2f81ba31cb171cd8cce160c47005d22b

Aliases

arxiv: 1302.1011 · arxiv_version: 1302.1011v1 · doi: 10.48550/arxiv.1302.1011 · pith_short_12: E3IWABS74O6U · pith_short_16: E3IWABS74O6UFVTL · pith_short_8: E3IWABS7

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/E3IWABS74O6UFVTLZQUVFLZ2X4 \
  | 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: 26d160065fe3bd42d66bcc2952af3abf2f81ba31cb171cd8cce160c47005d22b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1966b749561fac773d6736e96591f517da0b83276938b3f6037ad059f044ff2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-05T12:35:21Z",
    "title_canon_sha256": "e4ebcadc9fbf6b0179beb66f8a3352e0c8492a9402c749b994d44cdd0d287a9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1011",
    "kind": "arxiv",
    "version": 1
  }
}