Pith Number

pith:NZGBHLFG

pith:2015:NZGBHLFGD7DKZQ3AGRJ3RFJVCU

not attested not anchored not stored refs pending

On quantum computation, anyons, and categories

Andreas Blass, Yuri Gurevich

arxiv:1502.00669 v3 · 2015-02-02 · 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{NZGBHLFGD7DKZQ3AGRJ3RFJVCU}

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	2026-05-18T01:29:29.575979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e4c13aca61fc6acc3603453b89535152f3defe588781e444ad2084c8b8c4198

Aliases

arxiv: 1502.00669 · arxiv_version: 1502.00669v3 · doi: 10.48550/arxiv.1502.00669 · pith_short_12: NZGBHLFGD7DK · pith_short_16: NZGBHLFGD7DKZQ3A · pith_short_8: NZGBHLFG

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/NZGBHLFGD7DKZQ3AGRJ3RFJVCU \
  | 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: 6e4c13aca61fc6acc3603453b89535152f3defe588781e444ad2084c8b8c4198

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3b3b49dcc987e6c00c0524daac74bc68f3df2138011ca24b81e0579423ce8ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-02-02T22:18:01Z",
    "title_canon_sha256": "22cc7d59d1688d0bc72a2f617097f7922c897a412b2a82bc69e65419607d470f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00669",
    "kind": "arxiv",
    "version": 3
  }
}