Pith Number

pith:XWYWM7HR

pith:2013:XWYWM7HRXEMOWTBWQH7WSXMKCC

not attested not anchored not stored refs pending

Automatic continuity for isometry groups

Marcin Sabok

arxiv:1312.5141 v2 · 2013-12-18 · math.LO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XWYWM7HRXEMOWTBWQH7WSXMKCC}

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	2026-05-17T23:49:06.659144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb1667cf1b918eb4c3681ff695d8a109a19f9b47ec52ab8e5d88e49ce0b1b54

Aliases

arxiv: 1312.5141 · arxiv_version: 1312.5141v2 · doi: 10.48550/arxiv.1312.5141 · pith_short_12: XWYWM7HRXEMO · pith_short_16: XWYWM7HRXEMOWTBW · pith_short_8: XWYWM7HR

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/XWYWM7HRXEMOWTBWQH7WSXMKCC \
  | 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: bdb1667cf1b918eb4c3681ff695d8a109a19f9b47ec52ab8e5d88e49ce0b1b54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd31c622fd444efdaa3ebac25cf7fa37a25619ce92e2c6e44987607579fb71ba",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-12-18T13:57:26Z",
    "title_canon_sha256": "29c420789c5000fd25c97a632125a271347f78316abc7415c81f8d79814828f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5141",
    "kind": "arxiv",
    "version": 2
  }
}