Pith Number

pith:64O34HXY

pith:2013:64O34HXYW4EQW5N76FDZL5HX6Z

not attested not anchored not stored refs pending

On complex points of codimension 2 submanifolds

Marko Slapar

arxiv:1312.2262 v1 · 2013-12-08 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64O34HXYW4EQW5N76FDZL5HX6Z}

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	2026-05-18T02:26:39.299504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f71dbe1ef8b7090b75bff14795f4f7f646693d80d9e088063649fc7db2832095

Aliases

arxiv: 1312.2262 · arxiv_version: 1312.2262v1 · doi: 10.48550/arxiv.1312.2262 · pith_short_12: 64O34HXYW4EQ · pith_short_16: 64O34HXYW4EQW5N7 · pith_short_8: 64O34HXY

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/64O34HXYW4EQW5N76FDZL5HX6Z \
  | 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: f71dbe1ef8b7090b75bff14795f4f7f646693d80d9e088063649fc7db2832095

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d5d21a1283e9a5839aa2f0c3567aba52d8ee695f3fa6780c44e5df4ad523136",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-12-08T20:57:51Z",
    "title_canon_sha256": "883e8fda9ec4eb6494edd0778fa1d93c88dfb18bd3261ac689daaf52661b45e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2262",
    "kind": "arxiv",
    "version": 1
  }
}