Pith Number

pith:KDYZYXHN

pith:2016:KDYZYXHNSU2NR3S7ZVOMGJZH57

not attested not anchored not stored refs pending

A topological view on algebraic computation models

Arno Pauly, Eike Neumann

arxiv:1602.08004 v2 · 2016-02-25 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KDYZYXHNSU2NR3S7ZVOMGJZH57}

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	2026-05-18T00:48:33.016517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50f19c5ced9534d8ee5fcd5cc32727eff74f609eeff09d55626a9acafce9b440

Aliases

arxiv: 1602.08004 · arxiv_version: 1602.08004v2 · doi: 10.48550/arxiv.1602.08004 · pith_short_12: KDYZYXHNSU2N · pith_short_16: KDYZYXHNSU2NR3S7 · pith_short_8: KDYZYXHN

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/KDYZYXHNSU2NR3S7ZVOMGJZH57 \
  | 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: 50f19c5ced9534d8ee5fcd5cc32727eff74f609eeff09d55626a9acafce9b440

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30fb3476d6114fb8a8b829514ce01de813ec80b07622b8983ec9878ee9530cd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-02-25T17:25:57Z",
    "title_canon_sha256": "c0578d249cbbd37be7a68cc0f3d6a3eead9aa43c8b65415c65c9c111d7061378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08004",
    "kind": "arxiv",
    "version": 2
  }
}