Pith Number

pith:UCZTJQTB

pith:2015:UCZTJQTBXXVV5TY7VUUMD6ALEZ

not attested not anchored not stored refs pending

Is independent choice possible?

Hitoshi Inamori

arxiv:1505.00336 v3 · 2015-05-02 · 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{UCZTJQTBXXVV5TY7VUUMD6ALEZ}

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	2026-05-18T01:07:21.200426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0b334c261bdeb5ecf1fad28c1f80b267bf2db6e858303e6500f98daf48ab640

Aliases

arxiv: 1505.00336 · arxiv_version: 1505.00336v3 · doi: 10.48550/arxiv.1505.00336 · pith_short_12: UCZTJQTBXXVV · pith_short_16: UCZTJQTBXXVV5TY7 · pith_short_8: UCZTJQTB

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/UCZTJQTBXXVV5TY7VUUMD6ALEZ \
  | 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: a0b334c261bdeb5ecf1fad28c1f80b267bf2db6e858303e6500f98daf48ab640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8e894b44c6cc3c758ed02cf9418443c297aeb96d273f441887752c610e8d11c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-02T12:33:11Z",
    "title_canon_sha256": "a056eb802d5c6d78fa37849097ee3c94fc02cab908a6be744ea2d44b421896c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00336",
    "kind": "arxiv",
    "version": 3
  }
}