Pith Number

pith:HETQFSVD

pith:2016:HETQFSVD37G5TLZNXGAGO6JL6B

not attested not anchored not stored refs pending

GeoGebra Tools with Proof Capabilities

Csilla S\'olyom-Gecse, Zolt\'an Kov\'acs

arxiv:1603.01228 v1 · 2016-03-03 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HETQFSVD37G5TLZNXGAGO6JL6B}

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	2026-05-18T01:19:39.353545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

392702caa3dfcdd9af2db98067792bf07220c7572b3377e60c448798c3e72299

Aliases

arxiv: 1603.01228 · arxiv_version: 1603.01228v1 · doi: 10.48550/arxiv.1603.01228 · pith_short_12: HETQFSVD37G5 · pith_short_16: HETQFSVD37G5TLZN · pith_short_8: HETQFSVD

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/HETQFSVD37G5TLZNXGAGO6JL6B \
  | 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: 392702caa3dfcdd9af2db98067792bf07220c7572b3377e60c448798c3e72299

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "349a0f433b34baf10fe138e4884e00c5096c6004e1ff0d7552994deb7cb0c70d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-03-03T19:29:08Z",
    "title_canon_sha256": "406e11718ae5165c0d2dbb3f9aa0bf880c97924f04466b14b1378feade2b62e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01228",
    "kind": "arxiv",
    "version": 1
  }
}