Pith Number

pith:I6SEP5IJ

pith:2014:I6SEP5IJWW3JFBAQOD6QIESMNQ

not attested not anchored not stored refs pending

Negativity witness for the quantum ergodic conjecture

Alfredo M. Ozorio de Almeida

arxiv:1403.2261 v1 · 2014-03-10 · 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{I6SEP5IJWW3JFBAQOD6QIESMNQ}

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	2026-05-18T01:44:09.521844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47a447f509b5b692841070fd04124c6c21e6c740299ea81dd16145198d7bfcee

Aliases

arxiv: 1403.2261 · arxiv_version: 1403.2261v1 · doi: 10.48550/arxiv.1403.2261 · pith_short_12: I6SEP5IJWW3J · pith_short_16: I6SEP5IJWW3JFBAQ · pith_short_8: I6SEP5IJ

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/I6SEP5IJWW3JFBAQOD6QIESMNQ \
  | 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: 47a447f509b5b692841070fd04124c6c21e6c740299ea81dd16145198d7bfcee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6357752e5e786f3f365f19d0dfbaf295b3b618d036d1429e81fb79fa3c701fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-03-10T15:13:23Z",
    "title_canon_sha256": "8d37c2df8975d80456f56f6573fe70f3cc969b9bf0c1739407c919d6a5b77612"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2261",
    "kind": "arxiv",
    "version": 1
  }
}