Pith Number

pith:K3C2LT5J

pith:2016:K3C2LT5J2WOWCYHRGL36RQ4BGX

not attested not anchored not stored refs pending

Topological Symmetries of R^3

Fang Sun, Slawomir Kwasik

arxiv:1602.05295 v2 · 2016-02-17 · 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{K3C2LT5J2WOWCYHRGL36RQ4BGX}

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	2026-05-18T01:19:33.743655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56c5a5cfa9d59d6160f132f7e8c38135e77a3d26f53a5a4dff216931e6307cd6

Aliases

arxiv: 1602.05295 · arxiv_version: 1602.05295v2 · doi: 10.48550/arxiv.1602.05295 · pith_short_12: K3C2LT5J2WOW · pith_short_16: K3C2LT5J2WOWCYHR · pith_short_8: K3C2LT5J

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/K3C2LT5J2WOWCYHRGL36RQ4BGX \
  | 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: 56c5a5cfa9d59d6160f132f7e8c38135e77a3d26f53a5a4dff216931e6307cd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a448f3981475b3173bd171bfa8cc90ddcec2acb5ba3839145afb0b416e6c9cde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-02-17T04:10:47Z",
    "title_canon_sha256": "8e9716a70149f4ab3ea4db271c3c1f75189da8af7c266bbeb405387732efa543"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05295",
    "kind": "arxiv",
    "version": 2
  }
}