Pith Number

pith:TY6Z2JU3

pith:2012:TY6Z2JU35TIW2LCT324ZSFAN37

not attested not anchored not stored refs pending

Experimental Demonstration of Adaptive Quantum State Estimation

Akio Fujiwara, Hiroshi Imai, Koichi Yamagata, Minako Iefuji, Ryo Okamoto, Satoshi Oyama, Shigeki Takeuchi

arxiv:1210.3145 v1 · 2012-10-11 · 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{TY6Z2JU35TIW2LCT324ZSFAN37}

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	2026-05-18T01:53:56.856167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e3d9d269becd16d2c53deb999140ddfdd6e4424c8b79eb62716451d08e07b89

Aliases

arxiv: 1210.3145 · arxiv_version: 1210.3145v1 · doi: 10.48550/arxiv.1210.3145 · pith_short_12: TY6Z2JU35TIW · pith_short_16: TY6Z2JU35TIW2LCT · pith_short_8: TY6Z2JU3

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/TY6Z2JU35TIW2LCT324ZSFAN37 \
  | 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: 9e3d9d269becd16d2c53deb999140ddfdd6e4424c8b79eb62716451d08e07b89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c98c9e71a3a0c27f32d8aedbefa2e619788fff03973f76cc7e10f82c65dc91a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-10-11T07:39:37Z",
    "title_canon_sha256": "b226d4272245ca6fa76f5d427f07486885177dab25f375cde79d0b570a783789"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3145",
    "kind": "arxiv",
    "version": 1
  }
}