Pith Number

pith:B4BBOXWC

pith:2014:B4BBOXWCNRLFXOUARQ6GAIXLHL

not attested not anchored not stored refs pending

Lax functors and coalgebraic weak bisimulation

Tomasz Brengos

arxiv:1404.5267 v3 · 2014-04-21 · 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{B4BBOXWCNRLFXOUARQ6GAIXLHL}

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	2026-05-18T01:28:14.968638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f02175ec26c565bba808c3c6022eb3aeec84f51564037f00cffce1bb295dfa6

Aliases

arxiv: 1404.5267 · arxiv_version: 1404.5267v3 · doi: 10.48550/arxiv.1404.5267 · pith_short_12: B4BBOXWCNRLF · pith_short_16: B4BBOXWCNRLFXOUA · pith_short_8: B4BBOXWC

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/B4BBOXWCNRLFXOUARQ6GAIXLHL \
  | 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: 0f02175ec26c565bba808c3c6022eb3aeec84f51564037f00cffce1bb295dfa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44ea62bd2b234cdff500112f97d2636bc505241f24f0013c160052b807ed7858",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-04-21T18:48:57Z",
    "title_canon_sha256": "aeb8ad8d73b5bfd16ef6a9905070c92e9c3e7c296b306bb365bfbede00d6aed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5267",
    "kind": "arxiv",
    "version": 3
  }
}