Pith Number

pith:IFFS777N

pith:2013:IFFS777NTGTJJTOWPTFFYZKG6I

not attested not anchored not stored refs pending

Information gain in tomography - A quantum signature of chaos

Carlos A. Riofr\'io, Ivan H. Deutsch, Shohini Ghose, Vaibhav Madhok

arxiv:1301.4296 v1 · 2013-01-18 · 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{IFFS777NTGTJJTOWPTFFYZKG6I}

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	2026-05-18T03:02:07.471264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

414b2fffed99a694cdd67cca5c6546f235ed53477802d9fb528b73bd578897c6

Aliases

arxiv: 1301.4296 · arxiv_version: 1301.4296v1 · doi: 10.48550/arxiv.1301.4296 · pith_short_12: IFFS777NTGTJ · pith_short_16: IFFS777NTGTJJTOW · pith_short_8: IFFS777N

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/IFFS777NTGTJJTOWPTFFYZKG6I \
  | 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: 414b2fffed99a694cdd67cca5c6546f235ed53477802d9fb528b73bd578897c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9164ee45bb4e7d2081a4a873878418d2a671dc8a64382dfa3c312abffc152ce7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-01-18T05:03:14Z",
    "title_canon_sha256": "1c0e5babb74fe9887ee24862ebfade72f715120f09af85bc9b7b7ec69f1dd5fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4296",
    "kind": "arxiv",
    "version": 1
  }
}