Pith Number

pith:J3P6TZWT

pith:2013:J3P6TZWTFGH3F767ANMIPLDRMA

not attested not anchored not stored refs pending

Ancilla Assisted Quantum State Tomography in Many-Qubit Registers

Abhishek Shukla, K. Rama Koteswara Rao, T. S. Mahesh

arxiv:1304.5851 v1 · 2013-04-22 · 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{J3P6TZWTFGH3F767ANMIPLDRMA}

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	2026-05-18T00:56:52.062428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4edfe9e6d3298fb2ffdf035887ac71600d87ac01c696e8c3faa20fbca05ebeaf

Aliases

arxiv: 1304.5851 · arxiv_version: 1304.5851v1 · doi: 10.48550/arxiv.1304.5851 · pith_short_12: J3P6TZWTFGH3 · pith_short_16: J3P6TZWTFGH3F767 · pith_short_8: J3P6TZWT

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/J3P6TZWTFGH3F767ANMIPLDRMA \
  | 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: 4edfe9e6d3298fb2ffdf035887ac71600d87ac01c696e8c3faa20fbca05ebeaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "725666d106d6cf2f1cec26963d301e68d33be0136508ddb049c63c4ac5710289",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-04-22T06:37:35Z",
    "title_canon_sha256": "1f0a9957c1498392da9924f977167ce02434e426757312e79f02634c80814909"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5851",
    "kind": "arxiv",
    "version": 1
  }
}