Pith Number

pith:ZPCRT6SB

pith:2013:ZPCRT6SBIQBW2XHU7TLCD3K4B4

not attested not anchored not stored refs pending

Helicalised fractals

Lock Yue Chew, Vee-Liem Saw

arxiv:1306.4502 v3 · 2013-06-19 · nlin.AO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPCRT6SBIQBW2XHU7TLCD3K4B4}

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	2026-05-18T02:22:30.162786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbc519fa4144036d5cf4fcd621ed5c0f34b8f82e3969e278bfabc35deeb59ddf

Aliases

arxiv: 1306.4502 · arxiv_version: 1306.4502v3 · doi: 10.48550/arxiv.1306.4502 · pith_short_12: ZPCRT6SBIQBW · pith_short_16: ZPCRT6SBIQBW2XHU · pith_short_8: ZPCRT6SB

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/ZPCRT6SBIQBW2XHU7TLCD3K4B4 \
  | 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: cbc519fa4144036d5cf4fcd621ed5c0f34b8f82e3969e278bfabc35deeb59ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbaa4d17599655a520592bd7ca7e0007da711a591d46df4152021a4381348b2b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2013-06-19T11:42:15Z",
    "title_canon_sha256": "ee09a35315dc8defaf3675ecb24aef8b61cece53989619deb281b8a378265272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4502",
    "kind": "arxiv",
    "version": 3
  }
}