Pith Number

pith:5CD3EXDS

pith:2016:5CD3EXDSHQU6XRLS56JGSKDOET

not attested not anchored not stored refs pending

Smooth surface interpolation using patches with rational offsets

Jan Vr\v{s}ek, Miroslav L\'avi\v{c}ka, Zbyn\v{e}k \v{S}\'ir

arxiv:1602.01224 v2 · 2016-02-03 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5CD3EXDSHQU6XRLS56JGSKDOET}

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	2026-05-18T01:04:32.980487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e887b25c723c29ebc572ef9269286e24ffe0f0962d9bea0ca32d117a36ccdae3

Aliases

arxiv: 1602.01224 · arxiv_version: 1602.01224v2 · doi: 10.48550/arxiv.1602.01224 · pith_short_12: 5CD3EXDSHQU6 · pith_short_16: 5CD3EXDSHQU6XRLS · pith_short_8: 5CD3EXDS

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/5CD3EXDSHQU6XRLS56JGSKDOET \
  | 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: e887b25c723c29ebc572ef9269286e24ffe0f0962d9bea0ca32d117a36ccdae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d40c9956ad9ecb7bc6830f6d707a7a3b1d12bcc1c3d63affbdcbb90b6bc0ba69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2016-02-03T08:24:21Z",
    "title_canon_sha256": "13e69c79d00dfc58e903d8edf5efe254ca411815be0eca7912a47c0c73604644"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01224",
    "kind": "arxiv",
    "version": 2
  }
}