Pith Number

pith:NYORSHJF

pith:2014:NYORSHJFKJK77V64GBKLRNAZ3P

not attested not anchored not stored refs pending

Inverse monoids and immersions of 2-complexes

John Meakin, N\'ora Szak\'acs

arxiv:1401.2621 v2 · 2014-01-12 · math.GR · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYORSHJFKJK77V64GBKLRNAZ3P}

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	2026-05-18T01:25:47.738242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e1d191d255255ffd7dc3054b8b419dbc215b7db8a850f83da6e1daa9667815c

Aliases

arxiv: 1401.2621 · arxiv_version: 1401.2621v2 · doi: 10.48550/arxiv.1401.2621 · pith_short_12: NYORSHJFKJK7 · pith_short_16: NYORSHJFKJK77V64 · pith_short_8: NYORSHJF

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/NYORSHJFKJK77V64GBKLRNAZ3P \
  | 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: 6e1d191d255255ffd7dc3054b8b419dbc215b7db8a850f83da6e1daa9667815c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee78ea4d37c226b6294b9f1c242d30bb2c64f9b49aa3622944176500bc65c335",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-01-12T13:01:05Z",
    "title_canon_sha256": "b0bdb3f4a94c8e45706ef9520d455b7a9fd97e30db934ce2dcc8c134b7c50a50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2621",
    "kind": "arxiv",
    "version": 2
  }
}