Pith Number

pith:ZXS3JBIU

pith:2012:ZXS3JBIU2KNHE5765DDJXAPEKM

not attested not anchored not stored refs pending

Chromatic Clustering in High Dimensional Space

Hu Ding, Jinhui Xu

arxiv:1204.6699 v2 · 2012-04-30 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXS3JBIU2KNHE5765DDJXAPEKM}

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	2026-05-18T03:45:43.482954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cde5b48514d29a7277fee8c69b81e45301ecffc0367a98e5631141c691f40e9e

Aliases

arxiv: 1204.6699 · arxiv_version: 1204.6699v2 · doi: 10.48550/arxiv.1204.6699 · pith_short_12: ZXS3JBIU2KNH · pith_short_16: ZXS3JBIU2KNHE576 · pith_short_8: ZXS3JBIU

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/ZXS3JBIU2KNHE5765DDJXAPEKM \
  | 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: cde5b48514d29a7277fee8c69b81e45301ecffc0367a98e5631141c691f40e9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9b0c6416c821c3fd8825d179d90a5f2719c324da2c7d9327d60d31fabf3eb22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-04-30T16:45:20Z",
    "title_canon_sha256": "580402bd25ad0f5876c9675fc6cbe4b2549ad3981ab68aa83598c91622591fb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6699",
    "kind": "arxiv",
    "version": 2
  }
}