Pith Number

pith:2B6ENQSU

pith:2017:2B6ENQSUOC7S6UV4DBUKILNAAV

not attested not anchored not stored refs pending

Back to the seminal Deutsch algorithm

Giuseppe Castagnoli

arxiv:1710.04498 v1 · 2017-10-11 · 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{2B6ENQSUOC7S6UV4DBUKILNAAV}

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	2026-05-18T00:33:00.848730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d07c46c25470bf2f52bc1868a42da0054f0606b64f2e494881655ea43c36d6e1

Aliases

arxiv: 1710.04498 · arxiv_version: 1710.04498v1 · doi: 10.48550/arxiv.1710.04498 · pith_short_12: 2B6ENQSUOC7S · pith_short_16: 2B6ENQSUOC7S6UV4 · pith_short_8: 2B6ENQSU

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/2B6ENQSUOC7S6UV4DBUKILNAAV \
  | 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: d07c46c25470bf2f52bc1868a42da0054f0606b64f2e494881655ea43c36d6e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c378b4e06a289e4e8d38276d4e1a0c7c1cb807e0338bb77f95be8976552fa8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-10-11T07:22:28Z",
    "title_canon_sha256": "2fda9819449c89b0417c0f400766c7ccc52b6d76e3e35aae7cf0274f7493b029"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04498",
    "kind": "arxiv",
    "version": 1
  }
}