Pith Number

pith:EA42NMNJ

pith:2015:EA42NMNJNOG2DY4YPKQNANAFXA

not attested not anchored not stored refs pending

Generalised Compositional Theories and Diagrammatic Reasoning

Aleks Kissinger, Bob Coecke, Quanlong Wang, Ross Duncan

arxiv:1506.03632 v1 · 2015-06-11 · 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{EA42NMNJNOG2DY4YPKQNANAFXA}

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	2026-05-18T01:53:03.623510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2039a6b1a96b8da1e3987aa0d03405b81bf37bdd63d21b67e3f4e42d940e6ead

Aliases

arxiv: 1506.03632 · arxiv_version: 1506.03632v1 · doi: 10.48550/arxiv.1506.03632 · pith_short_12: EA42NMNJNOG2 · pith_short_16: EA42NMNJNOG2DY4Y · pith_short_8: EA42NMNJ

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/EA42NMNJNOG2DY4YPKQNANAFXA \
  | 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: 2039a6b1a96b8da1e3987aa0d03405b81bf37bdd63d21b67e3f4e42d940e6ead

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e68aca966c8daa089a6f1b78efcb2c878658cd883665829f43c980b4f1a18aaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-11T11:39:52Z",
    "title_canon_sha256": "c02627c35e46bdf0315dda253fb1e16ab8011611c42cd036f50c982222b23389"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03632",
    "kind": "arxiv",
    "version": 1
  }
}