Pith Number

pith:EYRAY5FM

pith:2011:EYRAY5FMW6L3LH5GGXKVVLOUJU

not attested not anchored not stored refs pending

About remainders in compactifications of paratopological groups

Fucai Lin, Shou Lin

arxiv:1106.3836 v1 · 2011-06-20 · math.GN · 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{EYRAY5FMW6L3LH5GGXKVVLOUJU}

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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	2026-05-18T04:19:42.009202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26220c74acb797b59fa635d55aadd44d2bc19293ffce68a9dca6a720336b48b4

Aliases

arxiv: 1106.3836 · arxiv_version: 1106.3836v1 · doi: 10.48550/arxiv.1106.3836 · pith_short_12: EYRAY5FMW6L3 · pith_short_16: EYRAY5FMW6L3LH5G · pith_short_8: EYRAY5FM

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/EYRAY5FMW6L3LH5GGXKVVLOUJU \
  | 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: 26220c74acb797b59fa635d55aadd44d2bc19293ffce68a9dca6a720336b48b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c61eb420b8902492712526d16be7fd461a9de1731203dd8b39637990e5545a17",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2011-06-20T08:20:56Z",
    "title_canon_sha256": "c80e73245bfcca3b7805ad22293390970884316e4f4d136920ebd3f05900e4ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3836",
    "kind": "arxiv",
    "version": 1
  }
}