Pith Number

pith:W4IUYBY2

pith:2016:W4IUYBY2UDHUGHWMGXQ543ERDV

not attested not anchored not stored refs pending

Countable Successor Ordinals as Generalized Ordered Topological Spaces

Arkady Leiderman, Robert Bonnet

arxiv:1605.05271 v2 · 2016-05-17 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4IUYBY2UDHUGHWMGXQ543ERDV}

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	2026-05-18T00:53:40.265491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7114c071aa0cf431ecc35e1de6c911d7805a12e0f3240c27e52407b18d22fa6

Aliases

arxiv: 1605.05271 · arxiv_version: 1605.05271v2 · doi: 10.48550/arxiv.1605.05271 · pith_short_12: W4IUYBY2UDHU · pith_short_16: W4IUYBY2UDHUGHWM · pith_short_8: W4IUYBY2

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/W4IUYBY2UDHUGHWMGXQ543ERDV \
  | 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: b7114c071aa0cf431ecc35e1de6c911d7805a12e0f3240c27e52407b18d22fa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b1fccf6c0786bac83c0481682d4c65b3c4c519f37dcba9bf3a5b1e1b4386e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2016-05-17T18:10:04Z",
    "title_canon_sha256": "6a0f71750c1c092ea094e4783a724507414e2d88ce9b883e00728bd7e058c815"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05271",
    "kind": "arxiv",
    "version": 2
  }
}