Pith Number

pith:N57FL3XN

pith:2016:N57FL3XN5QA7EZBCZ4C5MJSZ7J

not attested not anchored not stored refs pending

Geometry of 3D Environments and Sum of Squares Polynomials

Ameesh Makadia, Amir Ali Ahmadi, Georgina Hall, Vikas Sindhwani

arxiv:1611.07369 v3 · 2016-11-22 · math.OC · cs.CG · cs.CV · 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{N57FL3XN5QA7EZBCZ4C5MJSZ7J}

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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.

Cited by

1 paper in Pith

Graphical Algebraic Geometry: From Ideals and Varieties to Quantum Calculi

Receipt and verification

First computed	2026-05-18T00:49:06.413605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f7e55eeedec01f26422cf05d62659fa7851437355ea3c4d088958eaa2f51b79

Aliases

arxiv: 1611.07369 · arxiv_version: 1611.07369v3 · doi: 10.48550/arxiv.1611.07369 · pith_short_12: N57FL3XN5QA7 · pith_short_16: N57FL3XN5QA7EZBC · pith_short_8: N57FL3XN

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/N57FL3XN5QA7EZBCZ4C5MJSZ7J \
  | 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: 6f7e55eeedec01f26422cf05d62659fa7851437355ea3c4d088958eaa2f51b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9022cbd18392c4f02d993209ad74b9ff80d92ef8d14a2f2c83a6f105dc93bd40",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.CV",
      "cs.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-11-22T15:40:14Z",
    "title_canon_sha256": "f47d3b3697c2dbd75b1f23a17137e753d44f9981c708f56b0b89000ed1bfa7f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07369",
    "kind": "arxiv",
    "version": 3
  }
}