Pith Number

pith:PTCME6ZL

pith:2014:PTCME6ZLVQN6T7TNBCN75HNRZM

not attested not anchored not stored refs pending

Cartesian Differential Storage Categories

Richard Blute, Robert Seely, Robin Cockett

arxiv:1405.6973 v1 · 2014-05-27 · math.CT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PTCME6ZLVQN6T7TNBCN75HNRZM}

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	2026-05-18T02:50:59.998056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cc4c27b2bac1be9fe6d089bfe9db1cb20ba431bbf92a38ecbb21eb1a9571cb3

Aliases

arxiv: 1405.6973 · arxiv_version: 1405.6973v1 · doi: 10.48550/arxiv.1405.6973 · pith_short_12: PTCME6ZLVQN6 · pith_short_16: PTCME6ZLVQN6T7TN · pith_short_8: PTCME6ZL

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/PTCME6ZLVQN6T7TNBCN75HNRZM \
  | 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: 7cc4c27b2bac1be9fe6d089bfe9db1cb20ba431bbf92a38ecbb21eb1a9571cb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2ce93e146de1b32f866427db7b4a7c5b61531a9f4e08c3261cc03f309cec38c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2014-05-27T16:46:13Z",
    "title_canon_sha256": "055195ec57a442daff116477f49d1639c84ebd87520eb36c81e9c393214fc4e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.6973",
    "kind": "arxiv",
    "version": 1
  }
}