Pith Number

pith:RCXKRMMJ

pith:2021:RCXKRMMJWLINW3ODMJ6YKWM7RG

not attested not anchored not stored refs pending

Generalised homomorphisms, measuring coalgebras and extended symmetries

Daren Chen, Jonathan Rawlinson, Marjorie Batchelor, Mustafa Warsi, Will Boulton

arxiv:2105.02527 v1 · 2021-05-06 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RCXKRMMJWLINW3ODMJ6YKWM7RG}

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	2026-07-05T02:38:02.059034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88aea8b189b2d0db6dc3627d85599f89bdc193d38d90a31468aa4141c4c81029

Aliases

arxiv: 2105.02527 · arxiv_version: 2105.02527v1 · doi: 10.48550/arxiv.2105.02527 · pith_short_12: RCXKRMMJWLIN · pith_short_16: RCXKRMMJWLINW3OD · pith_short_8: RCXKRMMJ

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/RCXKRMMJWLINW3ODMJ6YKWM7RG \
  | 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: 88aea8b189b2d0db6dc3627d85599f89bdc193d38d90a31468aa4141c4c81029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b039b6b6a31323ac50364ecd67f080d2cdc0fc16444081cf672257f92329d2b8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2021-05-06T09:01:47Z",
    "title_canon_sha256": "d9fc8d2edf78a749cb06ce1162b2560e9fe376014fe3d374afc02537647d4f27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02527",
    "kind": "arxiv",
    "version": 1
  }
}